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

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

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