Describe appearance of recognized names

chapters/introduction.tex

@@ -104,5 +104,7 @@ \section{Notation and Grammar}\label{notation-and-grammar}
 The meta symbols (of the extended BNF-grammar) are defined in~\cref{lexical-conventions}.
 
 In Modelica code listings, keywords are highlighted with color and may come in both normal weight and boldface, for example, \lstinline!connect! and \lstinline!equation!.
+There are also certain recognized names with special meaning defined by the specification, highlighted with another color, for example, \lstinline!semiLinear!.
+% No need to describe appearance of comments, right?
 
 See \cref{modelica-concrete-syntax} for a full lexical specification and grammar.