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

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

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