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

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

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