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

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

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