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

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

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