*SUPPORT*
IN: gazzer wif dax fep OUT: GREEN RED BLUE BLUE
IN: gazzer wif dax zup OUT: GREEN RED BLUE BLUE
IN: lug wif gazzer dax wif zup OUT: YELLOW RED GREEN BLUE RED RED
IN: dax kiki OUT: BLUE BLUE BLUE
IN: dax zup OUT: BLUE BLUE
IN: gazzer lug zup OUT: GREEN YELLOW YELLOW
IN: gazzer fep OUT: GREEN GREEN
IN: lug fep OUT: YELLOW YELLOW
IN: lug zup OUT: YELLOW YELLOW
IN: gazzer kiki OUT: GREEN GREEN GREEN
IN: gazzer gazzer fep OUT: GREEN GREEN GREEN
IN: dax fep OUT: BLUE BLUE
IN: gazzer OUT: GREEN
IN: wif zup OUT: RED RED

*QUERY*
IN: gazzer zup OUT: GREEN GREEN
IN: gazzer gazzer gazzer fep OUT: GREEN GREEN GREEN GREEN
IN: lug wif OUT: YELLOW RED
IN: lug gazzer fep OUT: YELLOW GREEN GREEN
IN: wif OUT: RED
IN: wif fep OUT: RED RED
IN: lug OUT: YELLOW
IN: wif kiki OUT: RED RED RED
IN: lug kiki OUT: YELLOW YELLOW YELLOW
IN: dax OUT: BLUE

*GRAMMAR*
gazzer -> GREEN 
 wif -> RED 
 dax -> BLUE 
 lug -> YELLOW 
 u1 kiki -> [u1] [u1] [u1] 
 u1 zup -> [u1] [u1] 
 u1 fep -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 