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

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

*GRAMMAR*
lug -> YELLOW 
 zup -> PURPLE 
 wif -> RED 
 kiki -> GREEN 
 x1 gazzer x2 -> [x2] [x1] [x2] 
 u1 dax u2 -> [u1] [u2] [u2] 
 u1 fep u2 -> [u1] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 