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

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

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