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

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

*GRAMMAR*
tufa -> BLUE 
 fep -> YELLOW 
 gazzer -> RED 
 kiki -> GREEN 
 x1 wif x2 -> [x2] [x1] 
 u1 zup u2 -> [u1] [u2] [u2] [u1] 
 x1 lug -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 