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

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

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