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

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

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