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

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

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