code: public final void mOPEN_PAREN() throws RecognitionException {
          try {
              int _type = OPEN_PAREN;
              int _channel = DEFAULT_TOKEN_CHANNEL;
              // BELScript.g:285:11: ( '(' )
              // BELScript.g:286:5: '('
              {
              match('('); 
  
              }
  
              state.type = _type;
              state.channel = _channel;
          }
          finally {
          }
      }
docs: $ANTLR start "OPEN_PAREN"