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

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

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