text: /* Copyright (c) Royal Holloway, University of London | Contact Blake Loring (blake@parsed.uk), Duncan Mitchell (Duncan.Mitchell.2015@rhul.ac.uk), or Johannes Kinder (johannes.kinder@rhul.ac.uk) for details or support | LICENSE.md for license details */
  
  var S$ = require('S$');
  var x = S$.symbol("X", '');
  
  var re = /^(?=(..))[a-z]+$/;
  
  var r = re.exec(x);
  
  if (r) {
  	throw 'Reachable';
  }
  