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

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

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