public Range _minus_(char a, char b) { return new Range(a, b); }
public Element _leftbracket_ (Range[] rr) { return ranges(null, rr); }
public Element _leftbracket__tilde_(Range[] rr) { return ranges("~", rr); }
public Range _minus_(char a, char b) { return new Range(a, b); }
public Element _leftbracket_ (Range[] rr) { return ranges(null, rr); }
public Element _leftbracket__tilde_(Range[] rr) { return ranges("~", rr); }