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

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

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