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

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

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