Tree<String> parsedGrammar = metaGrammarParser.parse(new CharInput(new FileInputStream(s[0]))).expand1();
GrammarBindingResolver gbr = new AnnotationGrammarBindingResolver(Math.class);
Tree<String> parsedGrammar = metaGrammarParser.parse(new CharInput(new FileInputStream(s[0]))).expand1();
GrammarBindingResolver gbr = new AnnotationGrammarBindingResolver(Math.class);