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

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

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