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

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

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