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

*QUERY*
IN: fep kiki lug kiki dax OUT: BLUE BLUE BLUE YELLOW BLUE
IN: fep fep OUT: YELLOW YELLOW
IN: tufa gazzer kiki OUT: PURPLE PURPLE BLUE BLUE BLUE
IN: tufa OUT: PURPLE
IN: fep dax OUT: YELLOW YELLOW YELLOW
IN: fep OUT: YELLOW
IN: tufa dax OUT: PURPLE PURPLE PURPLE
IN: kiki dax OUT: BLUE BLUE BLUE
IN: fep kiki gazzer tufa OUT: YELLOW BLUE YELLOW BLUE PURPLE PURPLE PURPLE
IN: tufa tufa dax OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE

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