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check_ast_bk.cpp
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check_ast_bk.cpp
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#include "ast.h"
#include "ast_gen.h"
#include "parser.h"
void check_ast_bk(size_t& good, size_t& bad) {
AstGen::Gen const
x = Ast::Identifier("x"),
y = Ast::Identifier("y"),
z = Ast::Identifier("z");
#define CHECK_AST(expr, ast) ++(Parser::check_ast(expr, ast)?good:bad)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wlogical-not-parentheses"
#pragma GCC diagnostic ignored "-Wparentheses"
CHECK_AST("(x)> not y% +z", (x)> not y% +z);
CHECK_AST("(x> not y)% +z", (x> not y)% +z);
CHECK_AST("x>( not y)% +z", x>( not y)% +z);
CHECK_AST("x> not (y)% +z", x> not (y)% +z);
CHECK_AST("(x)> not y% -z", (x)> not y% -z);
CHECK_AST("(x> not y)% -z", (x> not y)% -z);
CHECK_AST("x>( not y)% -z", x>( not y)% -z);
CHECK_AST("x> not (y)% -z", x> not (y)% -z);
CHECK_AST("(x)> not y% not z", (x)> not y% not z);
CHECK_AST("(x> not y)% not z", (x> not y)% not z);
CHECK_AST("x>( not y)% not z", x>( not y)% not z);
CHECK_AST("x> not (y)% not z", x> not (y)% not z);
CHECK_AST("( +x)>y%z", ( +x)>y%z);
CHECK_AST("( +x>y)%z", ( +x>y)%z);
CHECK_AST(" +(x)>y%z", +(x)>y%z);
CHECK_AST(" +(x>y)%z", +(x>y)%z);
CHECK_AST(" +x>(y)%z", +x>(y)%z);
CHECK_AST("( +x)>y% +z", ( +x)>y% +z);
CHECK_AST("( +x>y)% +z", ( +x>y)% +z);
CHECK_AST(" +(x)>y% +z", +(x)>y% +z);
CHECK_AST(" +(x>y)% +z", +(x>y)% +z);
CHECK_AST(" +x>(y)% +z", +x>(y)% +z);
CHECK_AST("( +x)>y% -z", ( +x)>y% -z);
CHECK_AST("( +x>y)% -z", ( +x>y)% -z);
CHECK_AST(" +(x)>y% -z", +(x)>y% -z);
CHECK_AST(" +(x>y)% -z", +(x>y)% -z);
CHECK_AST(" +x>(y)% -z", +x>(y)% -z);
CHECK_AST("( +x)>y% not z", ( +x)>y% not z);
CHECK_AST("( +x>y)% not z", ( +x>y)% not z);
CHECK_AST(" +(x)>y% not z", +(x)>y% not z);
CHECK_AST(" +(x>y)% not z", +(x>y)% not z);
CHECK_AST(" +x>(y)% not z", +x>(y)% not z);
CHECK_AST("( +x)> +y%z", ( +x)> +y%z);
CHECK_AST("( +x> +y)%z", ( +x> +y)%z);
CHECK_AST(" +(x)> +y%z", +(x)> +y%z);
CHECK_AST(" +(x> +y)%z", +(x> +y)%z);
CHECK_AST(" +x>( +y)%z", +x>( +y)%z);
CHECK_AST(" +x> +(y)%z", +x> +(y)%z);
CHECK_AST("( +x)> +y% +z", ( +x)> +y% +z);
CHECK_AST("( +x> +y)% +z", ( +x> +y)% +z);
CHECK_AST(" +(x)> +y% +z", +(x)> +y% +z);
CHECK_AST(" +(x> +y)% +z", +(x> +y)% +z);
CHECK_AST(" +x>( +y)% +z", +x>( +y)% +z);
CHECK_AST(" +x> +(y)% +z", +x> +(y)% +z);
CHECK_AST("( +x)> +y% -z", ( +x)> +y% -z);
CHECK_AST("( +x> +y)% -z", ( +x> +y)% -z);
CHECK_AST(" +(x)> +y% -z", +(x)> +y% -z);
CHECK_AST(" +(x> +y)% -z", +(x> +y)% -z);
CHECK_AST(" +x>( +y)% -z", +x>( +y)% -z);
CHECK_AST(" +x> +(y)% -z", +x> +(y)% -z);
CHECK_AST("( +x)> +y% not z", ( +x)> +y% not z);
CHECK_AST("( +x> +y)% not z", ( +x> +y)% not z);
CHECK_AST(" +(x)> +y% not z", +(x)> +y% not z);
CHECK_AST(" +(x> +y)% not z", +(x> +y)% not z);
CHECK_AST(" +x>( +y)% not z", +x>( +y)% not z);
CHECK_AST(" +x> +(y)% not z", +x> +(y)% not z);
CHECK_AST("( +x)> -y%z", ( +x)> -y%z);
CHECK_AST("( +x> -y)%z", ( +x> -y)%z);
CHECK_AST(" +(x)> -y%z", +(x)> -y%z);
CHECK_AST(" +(x> -y)%z", +(x> -y)%z);
CHECK_AST(" +x>( -y)%z", +x>( -y)%z);
CHECK_AST(" +x> -(y)%z", +x> -(y)%z);
CHECK_AST("( +x)> -y% +z", ( +x)> -y% +z);
CHECK_AST("( +x> -y)% +z", ( +x> -y)% +z);
CHECK_AST(" +(x)> -y% +z", +(x)> -y% +z);
CHECK_AST(" +(x> -y)% +z", +(x> -y)% +z);
CHECK_AST(" +x>( -y)% +z", +x>( -y)% +z);
CHECK_AST(" +x> -(y)% +z", +x> -(y)% +z);
CHECK_AST("( +x)> -y% -z", ( +x)> -y% -z);
CHECK_AST("( +x> -y)% -z", ( +x> -y)% -z);
CHECK_AST(" +(x)> -y% -z", +(x)> -y% -z);
CHECK_AST(" +(x> -y)% -z", +(x> -y)% -z);
CHECK_AST(" +x>( -y)% -z", +x>( -y)% -z);
CHECK_AST(" +x> -(y)% -z", +x> -(y)% -z);
CHECK_AST("( +x)> -y% not z", ( +x)> -y% not z);
CHECK_AST("( +x> -y)% not z", ( +x> -y)% not z);
CHECK_AST(" +(x)> -y% not z", +(x)> -y% not z);
CHECK_AST(" +(x> -y)% not z", +(x> -y)% not z);
CHECK_AST(" +x>( -y)% not z", +x>( -y)% not z);
CHECK_AST(" +x> -(y)% not z", +x> -(y)% not z);
CHECK_AST("( +x)> not y%z", ( +x)> not y%z);
CHECK_AST("( +x> not y)%z", ( +x> not y)%z);
CHECK_AST(" +(x)> not y%z", +(x)> not y%z);
CHECK_AST(" +(x> not y)%z", +(x> not y)%z);
CHECK_AST(" +x>( not y)%z", +x>( not y)%z);
CHECK_AST(" +x> not (y)%z", +x> not (y)%z);
CHECK_AST("( +x)> not y% +z", ( +x)> not y% +z);
CHECK_AST("( +x> not y)% +z", ( +x> not y)% +z);
CHECK_AST(" +(x)> not y% +z", +(x)> not y% +z);
CHECK_AST(" +(x> not y)% +z", +(x> not y)% +z);
CHECK_AST(" +x>( not y)% +z", +x>( not y)% +z);
CHECK_AST(" +x> not (y)% +z", +x> not (y)% +z);
CHECK_AST("( +x)> not y% -z", ( +x)> not y% -z);
CHECK_AST("( +x> not y)% -z", ( +x> not y)% -z);
CHECK_AST(" +(x)> not y% -z", +(x)> not y% -z);
CHECK_AST(" +(x> not y)% -z", +(x> not y)% -z);
CHECK_AST(" +x>( not y)% -z", +x>( not y)% -z);
CHECK_AST(" +x> not (y)% -z", +x> not (y)% -z);
CHECK_AST("( +x)> not y% not z", ( +x)> not y% not z);
CHECK_AST("( +x> not y)% not z", ( +x> not y)% not z);
CHECK_AST(" +(x)> not y% not z", +(x)> not y% not z);
CHECK_AST(" +(x> not y)% not z", +(x> not y)% not z);
CHECK_AST(" +x>( not y)% not z", +x>( not y)% not z);
CHECK_AST(" +x> not (y)% not z", +x> not (y)% not z);
CHECK_AST("( -x)>y%z", ( -x)>y%z);
CHECK_AST("( -x>y)%z", ( -x>y)%z);
CHECK_AST(" -(x)>y%z", -(x)>y%z);
CHECK_AST(" -(x>y)%z", -(x>y)%z);
CHECK_AST(" -x>(y)%z", -x>(y)%z);
CHECK_AST("( -x)>y% +z", ( -x)>y% +z);
CHECK_AST("( -x>y)% +z", ( -x>y)% +z);
CHECK_AST(" -(x)>y% +z", -(x)>y% +z);
CHECK_AST(" -(x>y)% +z", -(x>y)% +z);
CHECK_AST(" -x>(y)% +z", -x>(y)% +z);
CHECK_AST("( -x)>y% -z", ( -x)>y% -z);
CHECK_AST("( -x>y)% -z", ( -x>y)% -z);
CHECK_AST(" -(x)>y% -z", -(x)>y% -z);
CHECK_AST(" -(x>y)% -z", -(x>y)% -z);
CHECK_AST(" -x>(y)% -z", -x>(y)% -z);
CHECK_AST("( -x)>y% not z", ( -x)>y% not z);
CHECK_AST("( -x>y)% not z", ( -x>y)% not z);
CHECK_AST(" -(x)>y% not z", -(x)>y% not z);
CHECK_AST(" -(x>y)% not z", -(x>y)% not z);
CHECK_AST(" -x>(y)% not z", -x>(y)% not z);
CHECK_AST("( -x)> +y%z", ( -x)> +y%z);
CHECK_AST("( -x> +y)%z", ( -x> +y)%z);
CHECK_AST(" -(x)> +y%z", -(x)> +y%z);
CHECK_AST(" -(x> +y)%z", -(x> +y)%z);
CHECK_AST(" -x>( +y)%z", -x>( +y)%z);
CHECK_AST(" -x> +(y)%z", -x> +(y)%z);
CHECK_AST("( -x)> +y% +z", ( -x)> +y% +z);
CHECK_AST("( -x> +y)% +z", ( -x> +y)% +z);
CHECK_AST(" -(x)> +y% +z", -(x)> +y% +z);
CHECK_AST(" -(x> +y)% +z", -(x> +y)% +z);
CHECK_AST(" -x>( +y)% +z", -x>( +y)% +z);
CHECK_AST(" -x> +(y)% +z", -x> +(y)% +z);
CHECK_AST("( -x)> +y% -z", ( -x)> +y% -z);
CHECK_AST("( -x> +y)% -z", ( -x> +y)% -z);
CHECK_AST(" -(x)> +y% -z", -(x)> +y% -z);
CHECK_AST(" -(x> +y)% -z", -(x> +y)% -z);
CHECK_AST(" -x>( +y)% -z", -x>( +y)% -z);
CHECK_AST(" -x> +(y)% -z", -x> +(y)% -z);
CHECK_AST("( -x)> +y% not z", ( -x)> +y% not z);
CHECK_AST("( -x> +y)% not z", ( -x> +y)% not z);
CHECK_AST(" -(x)> +y% not z", -(x)> +y% not z);
CHECK_AST(" -(x> +y)% not z", -(x> +y)% not z);
CHECK_AST(" -x>( +y)% not z", -x>( +y)% not z);
CHECK_AST(" -x> +(y)% not z", -x> +(y)% not z);
CHECK_AST("( -x)> -y%z", ( -x)> -y%z);
CHECK_AST("( -x> -y)%z", ( -x> -y)%z);
CHECK_AST(" -(x)> -y%z", -(x)> -y%z);
CHECK_AST(" -(x> -y)%z", -(x> -y)%z);
CHECK_AST(" -x>( -y)%z", -x>( -y)%z);
CHECK_AST(" -x> -(y)%z", -x> -(y)%z);
CHECK_AST("( -x)> -y% +z", ( -x)> -y% +z);
CHECK_AST("( -x> -y)% +z", ( -x> -y)% +z);
CHECK_AST(" -(x)> -y% +z", -(x)> -y% +z);
CHECK_AST(" -(x> -y)% +z", -(x> -y)% +z);
CHECK_AST(" -x>( -y)% +z", -x>( -y)% +z);
CHECK_AST(" -x> -(y)% +z", -x> -(y)% +z);
CHECK_AST("( -x)> -y% -z", ( -x)> -y% -z);
CHECK_AST("( -x> -y)% -z", ( -x> -y)% -z);
CHECK_AST(" -(x)> -y% -z", -(x)> -y% -z);
CHECK_AST(" -(x> -y)% -z", -(x> -y)% -z);
CHECK_AST(" -x>( -y)% -z", -x>( -y)% -z);
CHECK_AST(" -x> -(y)% -z", -x> -(y)% -z);
CHECK_AST("( -x)> -y% not z", ( -x)> -y% not z);
CHECK_AST("( -x> -y)% not z", ( -x> -y)% not z);
CHECK_AST(" -(x)> -y% not z", -(x)> -y% not z);
CHECK_AST(" -(x> -y)% not z", -(x> -y)% not z);
CHECK_AST(" -x>( -y)% not z", -x>( -y)% not z);
CHECK_AST(" -x> -(y)% not z", -x> -(y)% not z);
CHECK_AST("( -x)> not y%z", ( -x)> not y%z);
CHECK_AST("( -x> not y)%z", ( -x> not y)%z);
CHECK_AST(" -(x)> not y%z", -(x)> not y%z);
CHECK_AST(" -(x> not y)%z", -(x> not y)%z);
CHECK_AST(" -x>( not y)%z", -x>( not y)%z);
CHECK_AST(" -x> not (y)%z", -x> not (y)%z);
CHECK_AST("( -x)> not y% +z", ( -x)> not y% +z);
CHECK_AST("( -x> not y)% +z", ( -x> not y)% +z);
CHECK_AST(" -(x)> not y% +z", -(x)> not y% +z);
CHECK_AST(" -(x> not y)% +z", -(x> not y)% +z);
CHECK_AST(" -x>( not y)% +z", -x>( not y)% +z);
CHECK_AST(" -x> not (y)% +z", -x> not (y)% +z);
CHECK_AST("( -x)> not y% -z", ( -x)> not y% -z);
CHECK_AST("( -x> not y)% -z", ( -x> not y)% -z);
CHECK_AST(" -(x)> not y% -z", -(x)> not y% -z);
CHECK_AST(" -(x> not y)% -z", -(x> not y)% -z);
CHECK_AST(" -x>( not y)% -z", -x>( not y)% -z);
CHECK_AST(" -x> not (y)% -z", -x> not (y)% -z);
CHECK_AST("( -x)> not y% not z", ( -x)> not y% not z);
CHECK_AST("( -x> not y)% not z", ( -x> not y)% not z);
CHECK_AST(" -(x)> not y% not z", -(x)> not y% not z);
CHECK_AST(" -(x> not y)% not z", -(x> not y)% not z);
CHECK_AST(" -x>( not y)% not z", -x>( not y)% not z);
CHECK_AST(" -x> not (y)% not z", -x> not (y)% not z);
CHECK_AST("( not x)>y%z", ( not x)>y%z);
CHECK_AST("( not x>y)%z", ( not x>y)%z);
CHECK_AST(" not (x)>y%z", not (x)>y%z);
CHECK_AST(" not (x>y)%z", not (x>y)%z);
CHECK_AST(" not x>(y)%z", not x>(y)%z);
CHECK_AST("( not x)>y% +z", ( not x)>y% +z);
CHECK_AST("( not x>y)% +z", ( not x>y)% +z);
CHECK_AST(" not (x)>y% +z", not (x)>y% +z);
CHECK_AST(" not (x>y)% +z", not (x>y)% +z);
CHECK_AST(" not x>(y)% +z", not x>(y)% +z);
CHECK_AST("( not x)>y% -z", ( not x)>y% -z);
CHECK_AST("( not x>y)% -z", ( not x>y)% -z);
CHECK_AST(" not (x)>y% -z", not (x)>y% -z);
CHECK_AST(" not (x>y)% -z", not (x>y)% -z);
CHECK_AST(" not x>(y)% -z", not x>(y)% -z);
CHECK_AST("( not x)>y% not z", ( not x)>y% not z);
CHECK_AST("( not x>y)% not z", ( not x>y)% not z);
CHECK_AST(" not (x)>y% not z", not (x)>y% not z);
CHECK_AST(" not (x>y)% not z", not (x>y)% not z);
CHECK_AST(" not x>(y)% not z", not x>(y)% not z);
CHECK_AST("( not x)> +y%z", ( not x)> +y%z);
CHECK_AST("( not x> +y)%z", ( not x> +y)%z);
CHECK_AST(" not (x)> +y%z", not (x)> +y%z);
CHECK_AST(" not (x> +y)%z", not (x> +y)%z);
CHECK_AST(" not x>( +y)%z", not x>( +y)%z);
CHECK_AST(" not x> +(y)%z", not x> +(y)%z);
CHECK_AST("( not x)> +y% +z", ( not x)> +y% +z);
CHECK_AST("( not x> +y)% +z", ( not x> +y)% +z);
CHECK_AST(" not (x)> +y% +z", not (x)> +y% +z);
CHECK_AST(" not (x> +y)% +z", not (x> +y)% +z);
CHECK_AST(" not x>( +y)% +z", not x>( +y)% +z);
CHECK_AST(" not x> +(y)% +z", not x> +(y)% +z);
CHECK_AST("( not x)> +y% -z", ( not x)> +y% -z);
CHECK_AST("( not x> +y)% -z", ( not x> +y)% -z);
CHECK_AST(" not (x)> +y% -z", not (x)> +y% -z);
CHECK_AST(" not (x> +y)% -z", not (x> +y)% -z);
CHECK_AST(" not x>( +y)% -z", not x>( +y)% -z);
CHECK_AST(" not x> +(y)% -z", not x> +(y)% -z);
CHECK_AST("( not x)> +y% not z", ( not x)> +y% not z);
CHECK_AST("( not x> +y)% not z", ( not x> +y)% not z);
CHECK_AST(" not (x)> +y% not z", not (x)> +y% not z);
CHECK_AST(" not (x> +y)% not z", not (x> +y)% not z);
CHECK_AST(" not x>( +y)% not z", not x>( +y)% not z);
CHECK_AST(" not x> +(y)% not z", not x> +(y)% not z);
CHECK_AST("( not x)> -y%z", ( not x)> -y%z);
CHECK_AST("( not x> -y)%z", ( not x> -y)%z);
CHECK_AST(" not (x)> -y%z", not (x)> -y%z);
CHECK_AST(" not (x> -y)%z", not (x> -y)%z);
CHECK_AST(" not x>( -y)%z", not x>( -y)%z);
CHECK_AST(" not x> -(y)%z", not x> -(y)%z);
CHECK_AST("( not x)> -y% +z", ( not x)> -y% +z);
CHECK_AST("( not x> -y)% +z", ( not x> -y)% +z);
CHECK_AST(" not (x)> -y% +z", not (x)> -y% +z);
CHECK_AST(" not (x> -y)% +z", not (x> -y)% +z);
CHECK_AST(" not x>( -y)% +z", not x>( -y)% +z);
CHECK_AST(" not x> -(y)% +z", not x> -(y)% +z);
CHECK_AST("( not x)> -y% -z", ( not x)> -y% -z);
CHECK_AST("( not x> -y)% -z", ( not x> -y)% -z);
CHECK_AST(" not (x)> -y% -z", not (x)> -y% -z);
CHECK_AST(" not (x> -y)% -z", not (x> -y)% -z);
CHECK_AST(" not x>( -y)% -z", not x>( -y)% -z);
CHECK_AST(" not x> -(y)% -z", not x> -(y)% -z);
CHECK_AST("( not x)> -y% not z", ( not x)> -y% not z);
CHECK_AST("( not x> -y)% not z", ( not x> -y)% not z);
CHECK_AST(" not (x)> -y% not z", not (x)> -y% not z);
CHECK_AST(" not (x> -y)% not z", not (x> -y)% not z);
CHECK_AST(" not x>( -y)% not z", not x>( -y)% not z);
CHECK_AST(" not x> -(y)% not z", not x> -(y)% not z);
CHECK_AST("( not x)> not y%z", ( not x)> not y%z);
CHECK_AST("( not x> not y)%z", ( not x> not y)%z);
CHECK_AST(" not (x)> not y%z", not (x)> not y%z);
CHECK_AST(" not (x> not y)%z", not (x> not y)%z);
CHECK_AST(" not x>( not y)%z", not x>( not y)%z);
CHECK_AST(" not x> not (y)%z", not x> not (y)%z);
CHECK_AST("( not x)> not y% +z", ( not x)> not y% +z);
CHECK_AST("( not x> not y)% +z", ( not x> not y)% +z);
CHECK_AST(" not (x)> not y% +z", not (x)> not y% +z);
CHECK_AST(" not (x> not y)% +z", not (x> not y)% +z);
CHECK_AST(" not x>( not y)% +z", not x>( not y)% +z);
CHECK_AST(" not x> not (y)% +z", not x> not (y)% +z);
CHECK_AST("( not x)> not y% -z", ( not x)> not y% -z);
CHECK_AST("( not x> not y)% -z", ( not x> not y)% -z);
CHECK_AST(" not (x)> not y% -z", not (x)> not y% -z);
CHECK_AST(" not (x> not y)% -z", not (x> not y)% -z);
CHECK_AST(" not x>( not y)% -z", not x>( not y)% -z);
CHECK_AST(" not x> not (y)% -z", not x> not (y)% -z);
CHECK_AST("( not x)> not y% not z", ( not x)> not y% not z);
CHECK_AST("( not x> not y)% not z", ( not x> not y)% not z);
CHECK_AST(" not (x)> not y% not z", not (x)> not y% not z);
CHECK_AST(" not (x> not y)% not z", not (x> not y)% not z);
CHECK_AST(" not x>( not y)% not z", not x>( not y)% not z);
CHECK_AST(" not x> not (y)% not z", not x> not (y)% not z);
CHECK_AST("(x)>y+z", (x)>y+z);
CHECK_AST("(x>y)+z", (x>y)+z);
CHECK_AST("x>(y)+z", x>(y)+z);
CHECK_AST("(x)>y+ +z", (x)>y+ +z);
CHECK_AST("(x>y)+ +z", (x>y)+ +z);
CHECK_AST("x>(y)+ +z", x>(y)+ +z);
CHECK_AST("(x)>y+ -z", (x)>y+ -z);
CHECK_AST("(x>y)+ -z", (x>y)+ -z);
CHECK_AST("x>(y)+ -z", x>(y)+ -z);
CHECK_AST("(x)>y+ not z", (x)>y+ not z);
CHECK_AST("(x>y)+ not z", (x>y)+ not z);
CHECK_AST("x>(y)+ not z", x>(y)+ not z);
CHECK_AST("(x)> +y+z", (x)> +y+z);
CHECK_AST("(x> +y)+z", (x> +y)+z);
CHECK_AST("x>( +y)+z", x>( +y)+z);
CHECK_AST("x> +(y)+z", x> +(y)+z);
CHECK_AST("(x)> +y+ +z", (x)> +y+ +z);
CHECK_AST("(x> +y)+ +z", (x> +y)+ +z);
CHECK_AST("x>( +y)+ +z", x>( +y)+ +z);
CHECK_AST("x> +(y)+ +z", x> +(y)+ +z);
CHECK_AST("(x)> +y+ -z", (x)> +y+ -z);
CHECK_AST("(x> +y)+ -z", (x> +y)+ -z);
CHECK_AST("x>( +y)+ -z", x>( +y)+ -z);
CHECK_AST("x> +(y)+ -z", x> +(y)+ -z);
CHECK_AST("(x)> +y+ not z", (x)> +y+ not z);
CHECK_AST("(x> +y)+ not z", (x> +y)+ not z);
CHECK_AST("x>( +y)+ not z", x>( +y)+ not z);
CHECK_AST("x> +(y)+ not z", x> +(y)+ not z);
CHECK_AST("(x)> -y+z", (x)> -y+z);
CHECK_AST("(x> -y)+z", (x> -y)+z);
CHECK_AST("x>( -y)+z", x>( -y)+z);
CHECK_AST("x> -(y)+z", x> -(y)+z);
CHECK_AST("(x)> -y+ +z", (x)> -y+ +z);
CHECK_AST("(x> -y)+ +z", (x> -y)+ +z);
CHECK_AST("x>( -y)+ +z", x>( -y)+ +z);
CHECK_AST("x> -(y)+ +z", x> -(y)+ +z);
CHECK_AST("(x)> -y+ -z", (x)> -y+ -z);
CHECK_AST("(x> -y)+ -z", (x> -y)+ -z);
CHECK_AST("x>( -y)+ -z", x>( -y)+ -z);
CHECK_AST("x> -(y)+ -z", x> -(y)+ -z);
CHECK_AST("(x)> -y+ not z", (x)> -y+ not z);
CHECK_AST("(x> -y)+ not z", (x> -y)+ not z);
CHECK_AST("x>( -y)+ not z", x>( -y)+ not z);
CHECK_AST("x> -(y)+ not z", x> -(y)+ not z);
CHECK_AST("(x)> not y+z", (x)> not y+z);
CHECK_AST("(x> not y)+z", (x> not y)+z);
CHECK_AST("x>( not y)+z", x>( not y)+z);
CHECK_AST("x> not (y)+z", x> not (y)+z);
CHECK_AST("(x)> not y+ +z", (x)> not y+ +z);
CHECK_AST("(x> not y)+ +z", (x> not y)+ +z);
CHECK_AST("x>( not y)+ +z", x>( not y)+ +z);
CHECK_AST("x> not (y)+ +z", x> not (y)+ +z);
CHECK_AST("(x)> not y+ -z", (x)> not y+ -z);
CHECK_AST("(x> not y)+ -z", (x> not y)+ -z);
CHECK_AST("x>( not y)+ -z", x>( not y)+ -z);
CHECK_AST("x> not (y)+ -z", x> not (y)+ -z);
CHECK_AST("(x)> not y+ not z", (x)> not y+ not z);
CHECK_AST("(x> not y)+ not z", (x> not y)+ not z);
CHECK_AST("x>( not y)+ not z", x>( not y)+ not z);
CHECK_AST("x> not (y)+ not z", x> not (y)+ not z);
CHECK_AST("( +x)>y+z", ( +x)>y+z);
CHECK_AST("( +x>y)+z", ( +x>y)+z);
CHECK_AST(" +(x)>y+z", +(x)>y+z);
CHECK_AST(" +(x>y)+z", +(x>y)+z);
CHECK_AST(" +x>(y)+z", +x>(y)+z);
CHECK_AST("( +x)>y+ +z", ( +x)>y+ +z);
CHECK_AST("( +x>y)+ +z", ( +x>y)+ +z);
CHECK_AST(" +(x)>y+ +z", +(x)>y+ +z);
CHECK_AST(" +(x>y)+ +z", +(x>y)+ +z);
CHECK_AST(" +x>(y)+ +z", +x>(y)+ +z);
CHECK_AST("( +x)>y+ -z", ( +x)>y+ -z);
CHECK_AST("( +x>y)+ -z", ( +x>y)+ -z);
CHECK_AST(" +(x)>y+ -z", +(x)>y+ -z);
CHECK_AST(" +(x>y)+ -z", +(x>y)+ -z);
CHECK_AST(" +x>(y)+ -z", +x>(y)+ -z);
CHECK_AST("( +x)>y+ not z", ( +x)>y+ not z);
CHECK_AST("( +x>y)+ not z", ( +x>y)+ not z);
CHECK_AST(" +(x)>y+ not z", +(x)>y+ not z);
CHECK_AST(" +(x>y)+ not z", +(x>y)+ not z);
CHECK_AST(" +x>(y)+ not z", +x>(y)+ not z);
CHECK_AST("( +x)> +y+z", ( +x)> +y+z);
CHECK_AST("( +x> +y)+z", ( +x> +y)+z);
CHECK_AST(" +(x)> +y+z", +(x)> +y+z);
CHECK_AST(" +(x> +y)+z", +(x> +y)+z);
CHECK_AST(" +x>( +y)+z", +x>( +y)+z);
CHECK_AST(" +x> +(y)+z", +x> +(y)+z);
CHECK_AST("( +x)> +y+ +z", ( +x)> +y+ +z);
CHECK_AST("( +x> +y)+ +z", ( +x> +y)+ +z);
CHECK_AST(" +(x)> +y+ +z", +(x)> +y+ +z);
CHECK_AST(" +(x> +y)+ +z", +(x> +y)+ +z);
CHECK_AST(" +x>( +y)+ +z", +x>( +y)+ +z);
CHECK_AST(" +x> +(y)+ +z", +x> +(y)+ +z);
CHECK_AST("( +x)> +y+ -z", ( +x)> +y+ -z);
CHECK_AST("( +x> +y)+ -z", ( +x> +y)+ -z);
CHECK_AST(" +(x)> +y+ -z", +(x)> +y+ -z);
CHECK_AST(" +(x> +y)+ -z", +(x> +y)+ -z);
CHECK_AST(" +x>( +y)+ -z", +x>( +y)+ -z);
CHECK_AST(" +x> +(y)+ -z", +x> +(y)+ -z);
CHECK_AST("( +x)> +y+ not z", ( +x)> +y+ not z);
CHECK_AST("( +x> +y)+ not z", ( +x> +y)+ not z);
CHECK_AST(" +(x)> +y+ not z", +(x)> +y+ not z);
CHECK_AST(" +(x> +y)+ not z", +(x> +y)+ not z);
CHECK_AST(" +x>( +y)+ not z", +x>( +y)+ not z);
CHECK_AST(" +x> +(y)+ not z", +x> +(y)+ not z);
CHECK_AST("( +x)> -y+z", ( +x)> -y+z);
CHECK_AST("( +x> -y)+z", ( +x> -y)+z);
CHECK_AST(" +(x)> -y+z", +(x)> -y+z);
CHECK_AST(" +(x> -y)+z", +(x> -y)+z);
CHECK_AST(" +x>( -y)+z", +x>( -y)+z);
CHECK_AST(" +x> -(y)+z", +x> -(y)+z);
CHECK_AST("( +x)> -y+ +z", ( +x)> -y+ +z);
CHECK_AST("( +x> -y)+ +z", ( +x> -y)+ +z);
CHECK_AST(" +(x)> -y+ +z", +(x)> -y+ +z);
CHECK_AST(" +(x> -y)+ +z", +(x> -y)+ +z);
CHECK_AST(" +x>( -y)+ +z", +x>( -y)+ +z);
CHECK_AST(" +x> -(y)+ +z", +x> -(y)+ +z);
CHECK_AST("( +x)> -y+ -z", ( +x)> -y+ -z);
CHECK_AST("( +x> -y)+ -z", ( +x> -y)+ -z);
CHECK_AST(" +(x)> -y+ -z", +(x)> -y+ -z);
CHECK_AST(" +(x> -y)+ -z", +(x> -y)+ -z);
CHECK_AST(" +x>( -y)+ -z", +x>( -y)+ -z);
CHECK_AST(" +x> -(y)+ -z", +x> -(y)+ -z);
CHECK_AST("( +x)> -y+ not z", ( +x)> -y+ not z);
CHECK_AST("( +x> -y)+ not z", ( +x> -y)+ not z);
CHECK_AST(" +(x)> -y+ not z", +(x)> -y+ not z);
CHECK_AST(" +(x> -y)+ not z", +(x> -y)+ not z);
CHECK_AST(" +x>( -y)+ not z", +x>( -y)+ not z);
CHECK_AST(" +x> -(y)+ not z", +x> -(y)+ not z);
CHECK_AST("( +x)> not y+z", ( +x)> not y+z);
CHECK_AST("( +x> not y)+z", ( +x> not y)+z);
CHECK_AST(" +(x)> not y+z", +(x)> not y+z);
CHECK_AST(" +(x> not y)+z", +(x> not y)+z);
CHECK_AST(" +x>( not y)+z", +x>( not y)+z);
CHECK_AST(" +x> not (y)+z", +x> not (y)+z);
CHECK_AST("( +x)> not y+ +z", ( +x)> not y+ +z);
CHECK_AST("( +x> not y)+ +z", ( +x> not y)+ +z);
CHECK_AST(" +(x)> not y+ +z", +(x)> not y+ +z);
CHECK_AST(" +(x> not y)+ +z", +(x> not y)+ +z);
CHECK_AST(" +x>( not y)+ +z", +x>( not y)+ +z);
CHECK_AST(" +x> not (y)+ +z", +x> not (y)+ +z);
CHECK_AST("( +x)> not y+ -z", ( +x)> not y+ -z);
CHECK_AST("( +x> not y)+ -z", ( +x> not y)+ -z);
CHECK_AST(" +(x)> not y+ -z", +(x)> not y+ -z);
CHECK_AST(" +(x> not y)+ -z", +(x> not y)+ -z);
CHECK_AST(" +x>( not y)+ -z", +x>( not y)+ -z);
CHECK_AST(" +x> not (y)+ -z", +x> not (y)+ -z);
CHECK_AST("( +x)> not y+ not z", ( +x)> not y+ not z);
CHECK_AST("( +x> not y)+ not z", ( +x> not y)+ not z);
CHECK_AST(" +(x)> not y+ not z", +(x)> not y+ not z);
CHECK_AST(" +(x> not y)+ not z", +(x> not y)+ not z);
CHECK_AST(" +x>( not y)+ not z", +x>( not y)+ not z);
CHECK_AST(" +x> not (y)+ not z", +x> not (y)+ not z);
CHECK_AST("( -x)>y+z", ( -x)>y+z);
CHECK_AST("( -x>y)+z", ( -x>y)+z);
CHECK_AST(" -(x)>y+z", -(x)>y+z);
CHECK_AST(" -(x>y)+z", -(x>y)+z);
CHECK_AST(" -x>(y)+z", -x>(y)+z);
CHECK_AST("( -x)>y+ +z", ( -x)>y+ +z);
CHECK_AST("( -x>y)+ +z", ( -x>y)+ +z);
CHECK_AST(" -(x)>y+ +z", -(x)>y+ +z);
CHECK_AST(" -(x>y)+ +z", -(x>y)+ +z);
CHECK_AST(" -x>(y)+ +z", -x>(y)+ +z);
CHECK_AST("( -x)>y+ -z", ( -x)>y+ -z);
CHECK_AST("( -x>y)+ -z", ( -x>y)+ -z);
CHECK_AST(" -(x)>y+ -z", -(x)>y+ -z);
CHECK_AST(" -(x>y)+ -z", -(x>y)+ -z);
CHECK_AST(" -x>(y)+ -z", -x>(y)+ -z);
CHECK_AST("( -x)>y+ not z", ( -x)>y+ not z);
CHECK_AST("( -x>y)+ not z", ( -x>y)+ not z);
CHECK_AST(" -(x)>y+ not z", -(x)>y+ not z);
CHECK_AST(" -(x>y)+ not z", -(x>y)+ not z);
CHECK_AST(" -x>(y)+ not z", -x>(y)+ not z);
CHECK_AST("( -x)> +y+z", ( -x)> +y+z);
CHECK_AST("( -x> +y)+z", ( -x> +y)+z);
CHECK_AST(" -(x)> +y+z", -(x)> +y+z);
CHECK_AST(" -(x> +y)+z", -(x> +y)+z);
CHECK_AST(" -x>( +y)+z", -x>( +y)+z);
CHECK_AST(" -x> +(y)+z", -x> +(y)+z);
CHECK_AST("( -x)> +y+ +z", ( -x)> +y+ +z);
CHECK_AST("( -x> +y)+ +z", ( -x> +y)+ +z);
CHECK_AST(" -(x)> +y+ +z", -(x)> +y+ +z);
CHECK_AST(" -(x> +y)+ +z", -(x> +y)+ +z);
CHECK_AST(" -x>( +y)+ +z", -x>( +y)+ +z);
CHECK_AST(" -x> +(y)+ +z", -x> +(y)+ +z);
CHECK_AST("( -x)> +y+ -z", ( -x)> +y+ -z);
CHECK_AST("( -x> +y)+ -z", ( -x> +y)+ -z);
CHECK_AST(" -(x)> +y+ -z", -(x)> +y+ -z);
CHECK_AST(" -(x> +y)+ -z", -(x> +y)+ -z);
CHECK_AST(" -x>( +y)+ -z", -x>( +y)+ -z);
CHECK_AST(" -x> +(y)+ -z", -x> +(y)+ -z);
CHECK_AST("( -x)> +y+ not z", ( -x)> +y+ not z);
CHECK_AST("( -x> +y)+ not z", ( -x> +y)+ not z);
CHECK_AST(" -(x)> +y+ not z", -(x)> +y+ not z);
CHECK_AST(" -(x> +y)+ not z", -(x> +y)+ not z);
CHECK_AST(" -x>( +y)+ not z", -x>( +y)+ not z);
CHECK_AST(" -x> +(y)+ not z", -x> +(y)+ not z);
CHECK_AST("( -x)> -y+z", ( -x)> -y+z);
CHECK_AST("( -x> -y)+z", ( -x> -y)+z);
CHECK_AST(" -(x)> -y+z", -(x)> -y+z);
CHECK_AST(" -(x> -y)+z", -(x> -y)+z);
CHECK_AST(" -x>( -y)+z", -x>( -y)+z);
CHECK_AST(" -x> -(y)+z", -x> -(y)+z);
CHECK_AST("( -x)> -y+ +z", ( -x)> -y+ +z);
CHECK_AST("( -x> -y)+ +z", ( -x> -y)+ +z);
CHECK_AST(" -(x)> -y+ +z", -(x)> -y+ +z);
CHECK_AST(" -(x> -y)+ +z", -(x> -y)+ +z);
CHECK_AST(" -x>( -y)+ +z", -x>( -y)+ +z);
CHECK_AST(" -x> -(y)+ +z", -x> -(y)+ +z);
CHECK_AST("( -x)> -y+ -z", ( -x)> -y+ -z);
CHECK_AST("( -x> -y)+ -z", ( -x> -y)+ -z);
CHECK_AST(" -(x)> -y+ -z", -(x)> -y+ -z);
CHECK_AST(" -(x> -y)+ -z", -(x> -y)+ -z);
CHECK_AST(" -x>( -y)+ -z", -x>( -y)+ -z);
CHECK_AST(" -x> -(y)+ -z", -x> -(y)+ -z);
CHECK_AST("( -x)> -y+ not z", ( -x)> -y+ not z);
CHECK_AST("( -x> -y)+ not z", ( -x> -y)+ not z);
CHECK_AST(" -(x)> -y+ not z", -(x)> -y+ not z);
CHECK_AST(" -(x> -y)+ not z", -(x> -y)+ not z);
CHECK_AST(" -x>( -y)+ not z", -x>( -y)+ not z);
CHECK_AST(" -x> -(y)+ not z", -x> -(y)+ not z);
CHECK_AST("( -x)> not y+z", ( -x)> not y+z);
CHECK_AST("( -x> not y)+z", ( -x> not y)+z);
CHECK_AST(" -(x)> not y+z", -(x)> not y+z);
CHECK_AST(" -(x> not y)+z", -(x> not y)+z);
CHECK_AST(" -x>( not y)+z", -x>( not y)+z);
CHECK_AST(" -x> not (y)+z", -x> not (y)+z);
CHECK_AST("( -x)> not y+ +z", ( -x)> not y+ +z);
CHECK_AST("( -x> not y)+ +z", ( -x> not y)+ +z);
CHECK_AST(" -(x)> not y+ +z", -(x)> not y+ +z);
CHECK_AST(" -(x> not y)+ +z", -(x> not y)+ +z);
CHECK_AST(" -x>( not y)+ +z", -x>( not y)+ +z);
CHECK_AST(" -x> not (y)+ +z", -x> not (y)+ +z);
CHECK_AST("( -x)> not y+ -z", ( -x)> not y+ -z);
CHECK_AST("( -x> not y)+ -z", ( -x> not y)+ -z);
CHECK_AST(" -(x)> not y+ -z", -(x)> not y+ -z);
CHECK_AST(" -(x> not y)+ -z", -(x> not y)+ -z);
CHECK_AST(" -x>( not y)+ -z", -x>( not y)+ -z);
CHECK_AST(" -x> not (y)+ -z", -x> not (y)+ -z);
CHECK_AST("( -x)> not y+ not z", ( -x)> not y+ not z);
CHECK_AST("( -x> not y)+ not z", ( -x> not y)+ not z);
CHECK_AST(" -(x)> not y+ not z", -(x)> not y+ not z);
CHECK_AST(" -(x> not y)+ not z", -(x> not y)+ not z);
CHECK_AST(" -x>( not y)+ not z", -x>( not y)+ not z);
CHECK_AST(" -x> not (y)+ not z", -x> not (y)+ not z);
CHECK_AST("( not x)>y+z", ( not x)>y+z);
CHECK_AST("( not x>y)+z", ( not x>y)+z);
CHECK_AST(" not (x)>y+z", not (x)>y+z);
CHECK_AST(" not (x>y)+z", not (x>y)+z);
CHECK_AST(" not x>(y)+z", not x>(y)+z);
CHECK_AST("( not x)>y+ +z", ( not x)>y+ +z);
CHECK_AST("( not x>y)+ +z", ( not x>y)+ +z);
CHECK_AST(" not (x)>y+ +z", not (x)>y+ +z);
CHECK_AST(" not (x>y)+ +z", not (x>y)+ +z);
CHECK_AST(" not x>(y)+ +z", not x>(y)+ +z);
CHECK_AST("( not x)>y+ -z", ( not x)>y+ -z);
CHECK_AST("( not x>y)+ -z", ( not x>y)+ -z);
CHECK_AST(" not (x)>y+ -z", not (x)>y+ -z);
CHECK_AST(" not (x>y)+ -z", not (x>y)+ -z);
CHECK_AST(" not x>(y)+ -z", not x>(y)+ -z);
CHECK_AST("( not x)>y+ not z", ( not x)>y+ not z);
CHECK_AST("( not x>y)+ not z", ( not x>y)+ not z);
CHECK_AST(" not (x)>y+ not z", not (x)>y+ not z);
CHECK_AST(" not (x>y)+ not z", not (x>y)+ not z);
CHECK_AST(" not x>(y)+ not z", not x>(y)+ not z);
CHECK_AST("( not x)> +y+z", ( not x)> +y+z);
CHECK_AST("( not x> +y)+z", ( not x> +y)+z);
CHECK_AST(" not (x)> +y+z", not (x)> +y+z);
CHECK_AST(" not (x> +y)+z", not (x> +y)+z);
CHECK_AST(" not x>( +y)+z", not x>( +y)+z);
CHECK_AST(" not x> +(y)+z", not x> +(y)+z);
CHECK_AST("( not x)> +y+ +z", ( not x)> +y+ +z);
CHECK_AST("( not x> +y)+ +z", ( not x> +y)+ +z);
CHECK_AST(" not (x)> +y+ +z", not (x)> +y+ +z);
CHECK_AST(" not (x> +y)+ +z", not (x> +y)+ +z);
CHECK_AST(" not x>( +y)+ +z", not x>( +y)+ +z);
CHECK_AST(" not x> +(y)+ +z", not x> +(y)+ +z);
CHECK_AST("( not x)> +y+ -z", ( not x)> +y+ -z);
CHECK_AST("( not x> +y)+ -z", ( not x> +y)+ -z);
CHECK_AST(" not (x)> +y+ -z", not (x)> +y+ -z);
CHECK_AST(" not (x> +y)+ -z", not (x> +y)+ -z);
CHECK_AST(" not x>( +y)+ -z", not x>( +y)+ -z);
CHECK_AST(" not x> +(y)+ -z", not x> +(y)+ -z);
CHECK_AST("( not x)> +y+ not z", ( not x)> +y+ not z);
CHECK_AST("( not x> +y)+ not z", ( not x> +y)+ not z);
CHECK_AST(" not (x)> +y+ not z", not (x)> +y+ not z);
CHECK_AST(" not (x> +y)+ not z", not (x> +y)+ not z);
CHECK_AST(" not x>( +y)+ not z", not x>( +y)+ not z);
CHECK_AST(" not x> +(y)+ not z", not x> +(y)+ not z);
CHECK_AST("( not x)> -y+z", ( not x)> -y+z);
CHECK_AST("( not x> -y)+z", ( not x> -y)+z);
CHECK_AST(" not (x)> -y+z", not (x)> -y+z);
CHECK_AST(" not (x> -y)+z", not (x> -y)+z);
CHECK_AST(" not x>( -y)+z", not x>( -y)+z);
CHECK_AST(" not x> -(y)+z", not x> -(y)+z);
CHECK_AST("( not x)> -y+ +z", ( not x)> -y+ +z);
CHECK_AST("( not x> -y)+ +z", ( not x> -y)+ +z);
CHECK_AST(" not (x)> -y+ +z", not (x)> -y+ +z);
CHECK_AST(" not (x> -y)+ +z", not (x> -y)+ +z);
CHECK_AST(" not x>( -y)+ +z", not x>( -y)+ +z);
CHECK_AST(" not x> -(y)+ +z", not x> -(y)+ +z);
CHECK_AST("( not x)> -y+ -z", ( not x)> -y+ -z);
CHECK_AST("( not x> -y)+ -z", ( not x> -y)+ -z);
CHECK_AST(" not (x)> -y+ -z", not (x)> -y+ -z);
CHECK_AST(" not (x> -y)+ -z", not (x> -y)+ -z);
CHECK_AST(" not x>( -y)+ -z", not x>( -y)+ -z);
CHECK_AST(" not x> -(y)+ -z", not x> -(y)+ -z);
CHECK_AST("( not x)> -y+ not z", ( not x)> -y+ not z);
CHECK_AST("( not x> -y)+ not z", ( not x> -y)+ not z);
CHECK_AST(" not (x)> -y+ not z", not (x)> -y+ not z);
CHECK_AST(" not (x> -y)+ not z", not (x> -y)+ not z);
CHECK_AST(" not x>( -y)+ not z", not x>( -y)+ not z);
CHECK_AST(" not x> -(y)+ not z", not x> -(y)+ not z);
CHECK_AST("( not x)> not y+z", ( not x)> not y+z);
CHECK_AST("( not x> not y)+z", ( not x> not y)+z);
CHECK_AST(" not (x)> not y+z", not (x)> not y+z);
CHECK_AST(" not (x> not y)+z", not (x> not y)+z);
CHECK_AST(" not x>( not y)+z", not x>( not y)+z);
CHECK_AST(" not x> not (y)+z", not x> not (y)+z);
CHECK_AST("( not x)> not y+ +z", ( not x)> not y+ +z);
CHECK_AST("( not x> not y)+ +z", ( not x> not y)+ +z);
CHECK_AST(" not (x)> not y+ +z", not (x)> not y+ +z);
CHECK_AST(" not (x> not y)+ +z", not (x> not y)+ +z);
CHECK_AST(" not x>( not y)+ +z", not x>( not y)+ +z);
CHECK_AST(" not x> not (y)+ +z", not x> not (y)+ +z);
CHECK_AST("( not x)> not y+ -z", ( not x)> not y+ -z);
CHECK_AST("( not x> not y)+ -z", ( not x> not y)+ -z);
CHECK_AST(" not (x)> not y+ -z", not (x)> not y+ -z);
CHECK_AST(" not (x> not y)+ -z", not (x> not y)+ -z);
CHECK_AST(" not x>( not y)+ -z", not x>( not y)+ -z);
CHECK_AST(" not x> not (y)+ -z", not x> not (y)+ -z);
CHECK_AST("( not x)> not y+ not z", ( not x)> not y+ not z);
CHECK_AST("( not x> not y)+ not z", ( not x> not y)+ not z);
CHECK_AST(" not (x)> not y+ not z", not (x)> not y+ not z);
CHECK_AST(" not (x> not y)+ not z", not (x> not y)+ not z);
CHECK_AST(" not x>( not y)+ not z", not x>( not y)+ not z);
CHECK_AST(" not x> not (y)+ not z", not x> not (y)+ not z);
CHECK_AST("(x)>y-z", (x)>y-z);
CHECK_AST("(x>y)-z", (x>y)-z);
CHECK_AST("x>(y)-z", x>(y)-z);
CHECK_AST("(x)>y- +z", (x)>y- +z);
CHECK_AST("(x>y)- +z", (x>y)- +z);
CHECK_AST("x>(y)- +z", x>(y)- +z);
CHECK_AST("(x)>y- -z", (x)>y- -z);
CHECK_AST("(x>y)- -z", (x>y)- -z);
CHECK_AST("x>(y)- -z", x>(y)- -z);
CHECK_AST("(x)>y- not z", (x)>y- not z);
CHECK_AST("(x>y)- not z", (x>y)- not z);
CHECK_AST("x>(y)- not z", x>(y)- not z);
CHECK_AST("(x)> +y-z", (x)> +y-z);
CHECK_AST("(x> +y)-z", (x> +y)-z);
CHECK_AST("x>( +y)-z", x>( +y)-z);
CHECK_AST("x> +(y)-z", x> +(y)-z);
CHECK_AST("(x)> +y- +z", (x)> +y- +z);
CHECK_AST("(x> +y)- +z", (x> +y)- +z);
CHECK_AST("x>( +y)- +z", x>( +y)- +z);
CHECK_AST("x> +(y)- +z", x> +(y)- +z);
CHECK_AST("(x)> +y- -z", (x)> +y- -z);
CHECK_AST("(x> +y)- -z", (x> +y)- -z);
CHECK_AST("x>( +y)- -z", x>( +y)- -z);
CHECK_AST("x> +(y)- -z", x> +(y)- -z);
CHECK_AST("(x)> +y- not z", (x)> +y- not z);
CHECK_AST("(x> +y)- not z", (x> +y)- not z);
CHECK_AST("x>( +y)- not z", x>( +y)- not z);
CHECK_AST("x> +(y)- not z", x> +(y)- not z);
CHECK_AST("(x)> -y-z", (x)> -y-z);
CHECK_AST("(x> -y)-z", (x> -y)-z);
CHECK_AST("x>( -y)-z", x>( -y)-z);
CHECK_AST("x> -(y)-z", x> -(y)-z);
CHECK_AST("(x)> -y- +z", (x)> -y- +z);
CHECK_AST("(x> -y)- +z", (x> -y)- +z);
CHECK_AST("x>( -y)- +z", x>( -y)- +z);
CHECK_AST("x> -(y)- +z", x> -(y)- +z);
CHECK_AST("(x)> -y- -z", (x)> -y- -z);
CHECK_AST("(x> -y)- -z", (x> -y)- -z);
CHECK_AST("x>( -y)- -z", x>( -y)- -z);
CHECK_AST("x> -(y)- -z", x> -(y)- -z);
CHECK_AST("(x)> -y- not z", (x)> -y- not z);
CHECK_AST("(x> -y)- not z", (x> -y)- not z);
CHECK_AST("x>( -y)- not z", x>( -y)- not z);
CHECK_AST("x> -(y)- not z", x> -(y)- not z);
CHECK_AST("(x)> not y-z", (x)> not y-z);
CHECK_AST("(x> not y)-z", (x> not y)-z);
CHECK_AST("x>( not y)-z", x>( not y)-z);
CHECK_AST("x> not (y)-z", x> not (y)-z);
CHECK_AST("(x)> not y- +z", (x)> not y- +z);
CHECK_AST("(x> not y)- +z", (x> not y)- +z);
CHECK_AST("x>( not y)- +z", x>( not y)- +z);
CHECK_AST("x> not (y)- +z", x> not (y)- +z);
CHECK_AST("(x)> not y- -z", (x)> not y- -z);
CHECK_AST("(x> not y)- -z", (x> not y)- -z);
CHECK_AST("x>( not y)- -z", x>( not y)- -z);
CHECK_AST("x> not (y)- -z", x> not (y)- -z);
CHECK_AST("(x)> not y- not z", (x)> not y- not z);
CHECK_AST("(x> not y)- not z", (x> not y)- not z);
CHECK_AST("x>( not y)- not z", x>( not y)- not z);
CHECK_AST("x> not (y)- not z", x> not (y)- not z);
CHECK_AST("( +x)>y-z", ( +x)>y-z);
CHECK_AST("( +x>y)-z", ( +x>y)-z);
CHECK_AST(" +(x)>y-z", +(x)>y-z);
CHECK_AST(" +(x>y)-z", +(x>y)-z);
CHECK_AST(" +x>(y)-z", +x>(y)-z);
CHECK_AST("( +x)>y- +z", ( +x)>y- +z);
CHECK_AST("( +x>y)- +z", ( +x>y)- +z);
CHECK_AST(" +(x)>y- +z", +(x)>y- +z);
CHECK_AST(" +(x>y)- +z", +(x>y)- +z);
CHECK_AST(" +x>(y)- +z", +x>(y)- +z);
CHECK_AST("( +x)>y- -z", ( +x)>y- -z);
CHECK_AST("( +x>y)- -z", ( +x>y)- -z);
CHECK_AST(" +(x)>y- -z", +(x)>y- -z);
CHECK_AST(" +(x>y)- -z", +(x>y)- -z);
CHECK_AST(" +x>(y)- -z", +x>(y)- -z);
CHECK_AST("( +x)>y- not z", ( +x)>y- not z);
CHECK_AST("( +x>y)- not z", ( +x>y)- not z);
CHECK_AST(" +(x)>y- not z", +(x)>y- not z);
CHECK_AST(" +(x>y)- not z", +(x>y)- not z);
CHECK_AST(" +x>(y)- not z", +x>(y)- not z);
CHECK_AST("( +x)> +y-z", ( +x)> +y-z);
CHECK_AST("( +x> +y)-z", ( +x> +y)-z);
CHECK_AST(" +(x)> +y-z", +(x)> +y-z);
CHECK_AST(" +(x> +y)-z", +(x> +y)-z);
CHECK_AST(" +x>( +y)-z", +x>( +y)-z);
CHECK_AST(" +x> +(y)-z", +x> +(y)-z);
CHECK_AST("( +x)> +y- +z", ( +x)> +y- +z);
CHECK_AST("( +x> +y)- +z", ( +x> +y)- +z);
CHECK_AST(" +(x)> +y- +z", +(x)> +y- +z);
CHECK_AST(" +(x> +y)- +z", +(x> +y)- +z);
CHECK_AST(" +x>( +y)- +z", +x>( +y)- +z);
CHECK_AST(" +x> +(y)- +z", +x> +(y)- +z);
CHECK_AST("( +x)> +y- -z", ( +x)> +y- -z);
CHECK_AST("( +x> +y)- -z", ( +x> +y)- -z);
CHECK_AST(" +(x)> +y- -z", +(x)> +y- -z);
CHECK_AST(" +(x> +y)- -z", +(x> +y)- -z);
CHECK_AST(" +x>( +y)- -z", +x>( +y)- -z);
CHECK_AST(" +x> +(y)- -z", +x> +(y)- -z);
CHECK_AST("( +x)> +y- not z", ( +x)> +y- not z);
CHECK_AST("( +x> +y)- not z", ( +x> +y)- not z);
CHECK_AST(" +(x)> +y- not z", +(x)> +y- not z);
CHECK_AST(" +(x> +y)- not z", +(x> +y)- not z);
CHECK_AST(" +x>( +y)- not z", +x>( +y)- not z);
CHECK_AST(" +x> +(y)- not z", +x> +(y)- not z);
CHECK_AST("( +x)> -y-z", ( +x)> -y-z);
CHECK_AST("( +x> -y)-z", ( +x> -y)-z);
CHECK_AST(" +(x)> -y-z", +(x)> -y-z);
CHECK_AST(" +(x> -y)-z", +(x> -y)-z);
CHECK_AST(" +x>( -y)-z", +x>( -y)-z);
CHECK_AST(" +x> -(y)-z", +x> -(y)-z);
CHECK_AST("( +x)> -y- +z", ( +x)> -y- +z);
CHECK_AST("( +x> -y)- +z", ( +x> -y)- +z);
CHECK_AST(" +(x)> -y- +z", +(x)> -y- +z);
CHECK_AST(" +(x> -y)- +z", +(x> -y)- +z);
CHECK_AST(" +x>( -y)- +z", +x>( -y)- +z);
CHECK_AST(" +x> -(y)- +z", +x> -(y)- +z);
CHECK_AST("( +x)> -y- -z", ( +x)> -y- -z);
CHECK_AST("( +x> -y)- -z", ( +x> -y)- -z);
CHECK_AST(" +(x)> -y- -z", +(x)> -y- -z);
CHECK_AST(" +(x> -y)- -z", +(x> -y)- -z);
CHECK_AST(" +x>( -y)- -z", +x>( -y)- -z);
CHECK_AST(" +x> -(y)- -z", +x> -(y)- -z);
CHECK_AST("( +x)> -y- not z", ( +x)> -y- not z);
CHECK_AST("( +x> -y)- not z", ( +x> -y)- not z);
CHECK_AST(" +(x)> -y- not z", +(x)> -y- not z);
CHECK_AST(" +(x> -y)- not z", +(x> -y)- not z);
CHECK_AST(" +x>( -y)- not z", +x>( -y)- not z);
CHECK_AST(" +x> -(y)- not z", +x> -(y)- not z);
CHECK_AST("( +x)> not y-z", ( +x)> not y-z);
CHECK_AST("( +x> not y)-z", ( +x> not y)-z);
CHECK_AST(" +(x)> not y-z", +(x)> not y-z);
CHECK_AST(" +(x> not y)-z", +(x> not y)-z);
CHECK_AST(" +x>( not y)-z", +x>( not y)-z);
CHECK_AST(" +x> not (y)-z", +x> not (y)-z);
CHECK_AST("( +x)> not y- +z", ( +x)> not y- +z);
CHECK_AST("( +x> not y)- +z", ( +x> not y)- +z);
CHECK_AST(" +(x)> not y- +z", +(x)> not y- +z);
CHECK_AST(" +(x> not y)- +z", +(x> not y)- +z);
CHECK_AST(" +x>( not y)- +z", +x>( not y)- +z);
CHECK_AST(" +x> not (y)- +z", +x> not (y)- +z);
CHECK_AST("( +x)> not y- -z", ( +x)> not y- -z);
CHECK_AST("( +x> not y)- -z", ( +x> not y)- -z);
CHECK_AST(" +(x)> not y- -z", +(x)> not y- -z);
CHECK_AST(" +(x> not y)- -z", +(x> not y)- -z);
CHECK_AST(" +x>( not y)- -z", +x>( not y)- -z);
CHECK_AST(" +x> not (y)- -z", +x> not (y)- -z);
CHECK_AST("( +x)> not y- not z", ( +x)> not y- not z);
CHECK_AST("( +x> not y)- not z", ( +x> not y)- not z);
CHECK_AST(" +(x)> not y- not z", +(x)> not y- not z);
CHECK_AST(" +(x> not y)- not z", +(x> not y)- not z);
CHECK_AST(" +x>( not y)- not z", +x>( not y)- not z);
CHECK_AST(" +x> not (y)- not z", +x> not (y)- not z);
CHECK_AST("( -x)>y-z", ( -x)>y-z);
CHECK_AST("( -x>y)-z", ( -x>y)-z);
CHECK_AST(" -(x)>y-z", -(x)>y-z);
CHECK_AST(" -(x>y)-z", -(x>y)-z);
CHECK_AST(" -x>(y)-z", -x>(y)-z);
CHECK_AST("( -x)>y- +z", ( -x)>y- +z);
CHECK_AST("( -x>y)- +z", ( -x>y)- +z);
CHECK_AST(" -(x)>y- +z", -(x)>y- +z);
CHECK_AST(" -(x>y)- +z", -(x>y)- +z);
CHECK_AST(" -x>(y)- +z", -x>(y)- +z);
CHECK_AST("( -x)>y- -z", ( -x)>y- -z);
CHECK_AST("( -x>y)- -z", ( -x>y)- -z);
CHECK_AST(" -(x)>y- -z", -(x)>y- -z);
CHECK_AST(" -(x>y)- -z", -(x>y)- -z);
CHECK_AST(" -x>(y)- -z", -x>(y)- -z);
CHECK_AST("( -x)>y- not z", ( -x)>y- not z);
CHECK_AST("( -x>y)- not z", ( -x>y)- not z);
CHECK_AST(" -(x)>y- not z", -(x)>y- not z);
CHECK_AST(" -(x>y)- not z", -(x>y)- not z);
CHECK_AST(" -x>(y)- not z", -x>(y)- not z);
CHECK_AST("( -x)> +y-z", ( -x)> +y-z);
CHECK_AST("( -x> +y)-z", ( -x> +y)-z);
CHECK_AST(" -(x)> +y-z", -(x)> +y-z);
CHECK_AST(" -(x> +y)-z", -(x> +y)-z);
CHECK_AST(" -x>( +y)-z", -x>( +y)-z);
CHECK_AST(" -x> +(y)-z", -x> +(y)-z);
CHECK_AST("( -x)> +y- +z", ( -x)> +y- +z);
CHECK_AST("( -x> +y)- +z", ( -x> +y)- +z);
CHECK_AST(" -(x)> +y- +z", -(x)> +y- +z);
CHECK_AST(" -(x> +y)- +z", -(x> +y)- +z);
CHECK_AST(" -x>( +y)- +z", -x>( +y)- +z);
CHECK_AST(" -x> +(y)- +z", -x> +(y)- +z);
CHECK_AST("( -x)> +y- -z", ( -x)> +y- -z);
CHECK_AST("( -x> +y)- -z", ( -x> +y)- -z);
CHECK_AST(" -(x)> +y- -z", -(x)> +y- -z);
CHECK_AST(" -(x> +y)- -z", -(x> +y)- -z);
CHECK_AST(" -x>( +y)- -z", -x>( +y)- -z);
CHECK_AST(" -x> +(y)- -z", -x> +(y)- -z);
CHECK_AST("( -x)> +y- not z", ( -x)> +y- not z);
CHECK_AST("( -x> +y)- not z", ( -x> +y)- not z);
CHECK_AST(" -(x)> +y- not z", -(x)> +y- not z);
CHECK_AST(" -(x> +y)- not z", -(x> +y)- not z);
CHECK_AST(" -x>( +y)- not z", -x>( +y)- not z);
CHECK_AST(" -x> +(y)- not z", -x> +(y)- not z);
CHECK_AST("( -x)> -y-z", ( -x)> -y-z);
CHECK_AST("( -x> -y)-z", ( -x> -y)-z);
CHECK_AST(" -(x)> -y-z", -(x)> -y-z);
CHECK_AST(" -(x> -y)-z", -(x> -y)-z);
CHECK_AST(" -x>( -y)-z", -x>( -y)-z);
CHECK_AST(" -x> -(y)-z", -x> -(y)-z);
CHECK_AST("( -x)> -y- +z", ( -x)> -y- +z);
CHECK_AST("( -x> -y)- +z", ( -x> -y)- +z);
CHECK_AST(" -(x)> -y- +z", -(x)> -y- +z);
CHECK_AST(" -(x> -y)- +z", -(x> -y)- +z);
CHECK_AST(" -x>( -y)- +z", -x>( -y)- +z);
CHECK_AST(" -x> -(y)- +z", -x> -(y)- +z);
CHECK_AST("( -x)> -y- -z", ( -x)> -y- -z);
CHECK_AST("( -x> -y)- -z", ( -x> -y)- -z);
CHECK_AST(" -(x)> -y- -z", -(x)> -y- -z);
CHECK_AST(" -(x> -y)- -z", -(x> -y)- -z);
CHECK_AST(" -x>( -y)- -z", -x>( -y)- -z);
CHECK_AST(" -x> -(y)- -z", -x> -(y)- -z);
CHECK_AST("( -x)> -y- not z", ( -x)> -y- not z);
CHECK_AST("( -x> -y)- not z", ( -x> -y)- not z);
CHECK_AST(" -(x)> -y- not z", -(x)> -y- not z);
CHECK_AST(" -(x> -y)- not z", -(x> -y)- not z);
CHECK_AST(" -x>( -y)- not z", -x>( -y)- not z);
CHECK_AST(" -x> -(y)- not z", -x> -(y)- not z);
CHECK_AST("( -x)> not y-z", ( -x)> not y-z);
CHECK_AST("( -x> not y)-z", ( -x> not y)-z);
CHECK_AST(" -(x)> not y-z", -(x)> not y-z);
CHECK_AST(" -(x> not y)-z", -(x> not y)-z);
CHECK_AST(" -x>( not y)-z", -x>( not y)-z);
CHECK_AST(" -x> not (y)-z", -x> not (y)-z);
CHECK_AST("( -x)> not y- +z", ( -x)> not y- +z);
CHECK_AST("( -x> not y)- +z", ( -x> not y)- +z);
CHECK_AST(" -(x)> not y- +z", -(x)> not y- +z);
CHECK_AST(" -(x> not y)- +z", -(x> not y)- +z);
CHECK_AST(" -x>( not y)- +z", -x>( not y)- +z);
CHECK_AST(" -x> not (y)- +z", -x> not (y)- +z);
CHECK_AST("( -x)> not y- -z", ( -x)> not y- -z);
CHECK_AST("( -x> not y)- -z", ( -x> not y)- -z);
CHECK_AST(" -(x)> not y- -z", -(x)> not y- -z);
CHECK_AST(" -(x> not y)- -z", -(x> not y)- -z);
CHECK_AST(" -x>( not y)- -z", -x>( not y)- -z);
CHECK_AST(" -x> not (y)- -z", -x> not (y)- -z);
CHECK_AST("( -x)> not y- not z", ( -x)> not y- not z);
CHECK_AST("( -x> not y)- not z", ( -x> not y)- not z);
CHECK_AST(" -(x)> not y- not z", -(x)> not y- not z);
CHECK_AST(" -(x> not y)- not z", -(x> not y)- not z);
CHECK_AST(" -x>( not y)- not z", -x>( not y)- not z);
CHECK_AST(" -x> not (y)- not z", -x> not (y)- not z);
CHECK_AST("( not x)>y-z", ( not x)>y-z);
CHECK_AST("( not x>y)-z", ( not x>y)-z);
CHECK_AST(" not (x)>y-z", not (x)>y-z);
CHECK_AST(" not (x>y)-z", not (x>y)-z);
CHECK_AST(" not x>(y)-z", not x>(y)-z);
CHECK_AST("( not x)>y- +z", ( not x)>y- +z);
CHECK_AST("( not x>y)- +z", ( not x>y)- +z);
CHECK_AST(" not (x)>y- +z", not (x)>y- +z);
CHECK_AST(" not (x>y)- +z", not (x>y)- +z);
CHECK_AST(" not x>(y)- +z", not x>(y)- +z);
CHECK_AST("( not x)>y- -z", ( not x)>y- -z);
CHECK_AST("( not x>y)- -z", ( not x>y)- -z);
CHECK_AST(" not (x)>y- -z", not (x)>y- -z);
CHECK_AST(" not (x>y)- -z", not (x>y)- -z);
CHECK_AST(" not x>(y)- -z", not x>(y)- -z);
CHECK_AST("( not x)>y- not z", ( not x)>y- not z);
CHECK_AST("( not x>y)- not z", ( not x>y)- not z);
CHECK_AST(" not (x)>y- not z", not (x)>y- not z);
CHECK_AST(" not (x>y)- not z", not (x>y)- not z);
CHECK_AST(" not x>(y)- not z", not x>(y)- not z);
CHECK_AST("( not x)> +y-z", ( not x)> +y-z);
CHECK_AST("( not x> +y)-z", ( not x> +y)-z);
CHECK_AST(" not (x)> +y-z", not (x)> +y-z);
CHECK_AST(" not (x> +y)-z", not (x> +y)-z);
CHECK_AST(" not x>( +y)-z", not x>( +y)-z);
CHECK_AST(" not x> +(y)-z", not x> +(y)-z);
CHECK_AST("( not x)> +y- +z", ( not x)> +y- +z);
CHECK_AST("( not x> +y)- +z", ( not x> +y)- +z);
CHECK_AST(" not (x)> +y- +z", not (x)> +y- +z);
CHECK_AST(" not (x> +y)- +z", not (x> +y)- +z);
CHECK_AST(" not x>( +y)- +z", not x>( +y)- +z);
CHECK_AST(" not x> +(y)- +z", not x> +(y)- +z);
CHECK_AST("( not x)> +y- -z", ( not x)> +y- -z);
CHECK_AST("( not x> +y)- -z", ( not x> +y)- -z);
CHECK_AST(" not (x)> +y- -z", not (x)> +y- -z);
CHECK_AST(" not (x> +y)- -z", not (x> +y)- -z);
CHECK_AST(" not x>( +y)- -z", not x>( +y)- -z);
CHECK_AST(" not x> +(y)- -z", not x> +(y)- -z);
CHECK_AST("( not x)> +y- not z", ( not x)> +y- not z);
CHECK_AST("( not x> +y)- not z", ( not x> +y)- not z);
CHECK_AST(" not (x)> +y- not z", not (x)> +y- not z);
CHECK_AST(" not (x> +y)- not z", not (x> +y)- not z);
CHECK_AST(" not x>( +y)- not z", not x>( +y)- not z);
CHECK_AST(" not x> +(y)- not z", not x> +(y)- not z);
CHECK_AST("( not x)> -y-z", ( not x)> -y-z);
CHECK_AST("( not x> -y)-z", ( not x> -y)-z);
CHECK_AST(" not (x)> -y-z", not (x)> -y-z);
CHECK_AST(" not (x> -y)-z", not (x> -y)-z);
CHECK_AST(" not x>( -y)-z", not x>( -y)-z);
CHECK_AST(" not x> -(y)-z", not x> -(y)-z);
CHECK_AST("( not x)> -y- +z", ( not x)> -y- +z);
CHECK_AST("( not x> -y)- +z", ( not x> -y)- +z);
CHECK_AST(" not (x)> -y- +z", not (x)> -y- +z);
CHECK_AST(" not (x> -y)- +z", not (x> -y)- +z);
CHECK_AST(" not x>( -y)- +z", not x>( -y)- +z);
CHECK_AST(" not x> -(y)- +z", not x> -(y)- +z);
CHECK_AST("( not x)> -y- -z", ( not x)> -y- -z);
CHECK_AST("( not x> -y)- -z", ( not x> -y)- -z);
CHECK_AST(" not (x)> -y- -z", not (x)> -y- -z);
CHECK_AST(" not (x> -y)- -z", not (x> -y)- -z);
CHECK_AST(" not x>( -y)- -z", not x>( -y)- -z);
CHECK_AST(" not x> -(y)- -z", not x> -(y)- -z);
CHECK_AST("( not x)> -y- not z", ( not x)> -y- not z);
CHECK_AST("( not x> -y)- not z", ( not x> -y)- not z);
CHECK_AST(" not (x)> -y- not z", not (x)> -y- not z);
CHECK_AST(" not (x> -y)- not z", not (x> -y)- not z);
CHECK_AST(" not x>( -y)- not z", not x>( -y)- not z);
CHECK_AST(" not x> -(y)- not z", not x> -(y)- not z);
CHECK_AST("( not x)> not y-z", ( not x)> not y-z);
CHECK_AST("( not x> not y)-z", ( not x> not y)-z);
CHECK_AST(" not (x)> not y-z", not (x)> not y-z);
CHECK_AST(" not (x> not y)-z", not (x> not y)-z);
CHECK_AST(" not x>( not y)-z", not x>( not y)-z);
CHECK_AST(" not x> not (y)-z", not x> not (y)-z);
CHECK_AST("( not x)> not y- +z", ( not x)> not y- +z);
CHECK_AST("( not x> not y)- +z", ( not x> not y)- +z);
CHECK_AST(" not (x)> not y- +z", not (x)> not y- +z);
CHECK_AST(" not (x> not y)- +z", not (x> not y)- +z);
CHECK_AST(" not x>( not y)- +z", not x>( not y)- +z);
CHECK_AST(" not x> not (y)- +z", not x> not (y)- +z);
CHECK_AST("( not x)> not y- -z", ( not x)> not y- -z);
CHECK_AST("( not x> not y)- -z", ( not x> not y)- -z);
CHECK_AST(" not (x)> not y- -z", not (x)> not y- -z);
CHECK_AST(" not (x> not y)- -z", not (x> not y)- -z);
CHECK_AST(" not x>( not y)- -z", not x>( not y)- -z);
CHECK_AST(" not x> not (y)- -z", not x> not (y)- -z);
CHECK_AST("( not x)> not y- not z", ( not x)> not y- not z);
CHECK_AST("( not x> not y)- not z", ( not x> not y)- not z);
CHECK_AST(" not (x)> not y- not z", not (x)> not y- not z);
CHECK_AST(" not (x> not y)- not z", not (x> not y)- not z);
CHECK_AST(" not x>( not y)- not z", not x>( not y)- not z);
CHECK_AST(" not x> not (y)- not z", not x> not (y)- not z);
CHECK_AST("(x)>y<z", (x)>y<z);
CHECK_AST("(x>y)<z", (x>y)<z);
CHECK_AST("x>(y)<z", x>(y)<z);
CHECK_AST("(x)>y< +z", (x)>y< +z);
CHECK_AST("(x>y)< +z", (x>y)< +z);
CHECK_AST("x>(y)< +z", x>(y)< +z);
CHECK_AST("(x)>y< -z", (x)>y< -z);
CHECK_AST("(x>y)< -z", (x>y)< -z);
CHECK_AST("x>(y)< -z", x>(y)< -z);
CHECK_AST("(x)>y< not z", (x)>y< not z);
CHECK_AST("(x>y)< not z", (x>y)< not z);
CHECK_AST("x>(y)< not z", x>(y)< not z);
CHECK_AST("(x)> +y<z", (x)> +y<z);
CHECK_AST("(x> +y)<z", (x> +y)<z);
CHECK_AST("x>( +y)<z", x>( +y)<z);
CHECK_AST("x> +(y)<z", x> +(y)<z);
CHECK_AST("(x)> +y< +z", (x)> +y< +z);
CHECK_AST("(x> +y)< +z", (x> +y)< +z);
CHECK_AST("x>( +y)< +z", x>( +y)< +z);
CHECK_AST("x> +(y)< +z", x> +(y)< +z);
CHECK_AST("(x)> +y< -z", (x)> +y< -z);
CHECK_AST("(x> +y)< -z", (x> +y)< -z);
CHECK_AST("x>( +y)< -z", x>( +y)< -z);
CHECK_AST("x> +(y)< -z", x> +(y)< -z);
CHECK_AST("(x)> +y< not z", (x)> +y< not z);