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

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

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