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

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

*GRAMMAR*
tufa -> PINK 
 fep -> BLUE 
 kiki -> YELLOW 
 dax -> RED 
 u1 wif u2 -> [u2] [u1] 
 u1 gazzer -> [u1] [u1] 
 x1 lug x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 