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

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

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