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

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

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