docs: public final void synpred14_DRL6Expressions_fragment() throws RecognitionException {
  		// src/main/resources/org/drools/compiler/lang/DRL6Expressions.g:472:11: ( PLUS | MINUS )
  		// src/main/resources/org/drools/compiler/lang/DRL6Expressions.g:
  		{
  		if ( input.LA(1)==MINUS||input.LA(1)==PLUS ) {
  			input.consume();
  			state.errorRecovery=false;
  			state.failed=false;
  		}
  		else {
  			if (state.backtracking>0) {state.failed=true; return;}
  			MismatchedSetException mse = new MismatchedSetException(null,input);
  			throw mse;
  		}
  		}
  
  	}