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

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

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