cleanup from last edit

doc/Type/Signature.pod6

@@ -261,10 +261,9 @@ prefix(C-like) form can be used too. Although all the ways are valid,
 the C<-->> form is preferred for several reasons: 
 (1) it can handle constant values while the others can't;
 (2) for consistency, it is the only form accepted on this site; and 
-(3) the C<returns> form is planned for future removal. 
+(3) the C<returns> form is planned for future removal.
 
-recommended differs from all others: it can
-handle constant values, while others don't.
+The following illustrates how to write a signature returning a constant value:
 
 =begin code :skip-test
 my 42 sub bad-answer {};       # This will fail.