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

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

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