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

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

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