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

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

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