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

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

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