docs: public final BaseDescr xpathPrimary() throws RecognitionException {
  		BaseDescr result = null;
  
  
  		try {
  			// src/main/resources/org/drools/compiler/lang/DRL6Expressions.g:565:5: ( ( xpathChunk )+ )
  			// src/main/resources/org/drools/compiler/lang/DRL6Expressions.g:565:7: ( xpathChunk )+
  			{
  			// src/main/resources/org/drools/compiler/lang/DRL6Expressions.g:565:7: ( xpathChunk )+
  			int cnt58=0;
  			loop58:
  			while (true) {
  				int alt58=2;
  				int LA58_0 = input.LA(1);
  				if ( (LA58_0==DIV) ) {
  					int LA58_2 = input.LA(2);
  					if ( (LA58_2==ID) ) {
  						alt58=1;
  					}
  
  				}
  				else if ( (LA58_0==QUESTION_DIV) ) {
  					alt58=1;
  				}
  
  				switch (alt58) {
  				case 1 :
  					// src/main/resources/org/drools/compiler/lang/DRL6Expressions.g:565:7: xpathChunk
  					{
  					pushFollow(FOLLOW_xpathChunk_in_xpathPrimary2918);
  					xpathChunk();
  					state._fsp--;
  					if (state.failed) return result;
  					}
  					break;
  
  				default :
  					if ( cnt58 >= 1 ) break loop58;
  					if (state.backtracking>0) {state.failed=true; return result;}
  					EarlyExitException eee = new EarlyExitException(58, input);
  					throw eee;
  				}
  				cnt58++;
  			}
  
  			}
  
  		}
  
  		catch (RecognitionException re) {
  		    throw re;
  		}
  
  		finally {
  			// do for sure before leaving
  		}
  		return result;
  	}