docs: public CcgParser replaceLexicon(int index, CcgLexicon newLexicon) {
      List<CcgLexicon> newLexicons = Lists.newArrayList(lexicons);
      newLexicons.set(index, newLexicon);
  
      return new CcgParser(newLexicons, lexiconScorers, wordSkipWordVar, wordSkipFactor,
          dependencyHeadVar, dependencySyntaxVar, dependencyArgNumVar, dependencyArgVar,
          dependencyHeadPosVar, dependencyArgPosVar, dependencyDistribution, wordDistanceVar,
          wordDistanceFactor, puncDistanceVar, puncDistanceFactor, puncTagSet, verbDistanceVar,
          verbDistanceFactor, verbTagSet, leftSyntaxVar, rightSyntaxVar, combinatorVar,
          binaryRuleDistribution, unaryRuleInputVar, unaryRuleVar, unaryRuleFactor,
          headedBinaryPredicateVar, headedBinaryPosVar, headedBinaryRuleDistribution,
          searchMoveVar, compiledSyntaxDistribution, rootSyntaxVar, rootPredicateVar,
          rootPosVar, rootSyntaxDistribution, headedRootSyntaxDistribution, normalFormOnly);
    }