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

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

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