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

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

*GRAMMAR*
kiki -> PURPLE 
 lug -> BLUE 
 fep -> RED 
 wif -> GREEN 
 x1 zup x2 -> [x2] [x1] 
 x1 gazzer -> [x1] [x1] [x1] [x1] 
 x1 dax u1 -> [x1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 