*SUPPORT*
IN: dax gazzer dax OUT: YELLOW YELLOW
IN: zup OUT: BLUE
IN: zup tufa gazzer dax OUT: BLUE RED YELLOW
IN: zup kiki gazzer tufa OUT: BLUE PURPLE RED
IN: kiki gazzer dax blicket OUT: PURPLE YELLOW PURPLE YELLOW
IN: zup gazzer zup blicket OUT: BLUE BLUE BLUE BLUE
IN: zup wif blicket OUT: BLUE BLUE BLUE BLUE
IN: zup gazzer kiki OUT: BLUE PURPLE
IN: tufa OUT: RED
IN: zup wif OUT: BLUE BLUE
IN: dax dax OUT: YELLOW YELLOW
IN: dax wif OUT: YELLOW YELLOW
IN: kiki OUT: PURPLE
IN: tufa wif blicket OUT: RED RED RED RED

*QUERY*
IN: tufa blicket OUT: RED RED
IN: kiki gazzer zup OUT: PURPLE BLUE
IN: zup dax OUT: BLUE YELLOW
IN: dax gazzer kiki OUT: YELLOW PURPLE
IN: dax OUT: YELLOW
IN: kiki kiki kiki gazzer tufa OUT: PURPLE PURPLE PURPLE RED
IN: kiki dax dax tufa blicket OUT: PURPLE YELLOW YELLOW RED PURPLE YELLOW YELLOW RED
IN: zup kiki gazzer dax OUT: BLUE PURPLE YELLOW
IN: tufa kiki kiki OUT: RED PURPLE PURPLE
IN: tufa wif OUT: RED RED

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