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

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

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