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

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

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