*SUPPORT*
IN: wif blicket dax gazzer wif OUT: GREEN GREEN RED
IN: zup blicket dax gazzer wif OUT: PURPLE GREEN RED
IN: kiki lug dax gazzer kiki OUT: BLUE RED BLUE
IN: wif gazzer zup OUT: PURPLE GREEN
IN: wif wif gazzer dax OUT: GREEN RED GREEN
IN: zup blicket zup zup wif lug dax OUT: PURPLE RED PURPLE PURPLE GREEN
IN: kiki OUT: BLUE
IN: kiki gazzer wif OUT: GREEN BLUE
IN: wif OUT: GREEN
IN: zup dax OUT: PURPLE RED
IN: dax wif blicket kiki OUT: RED GREEN BLUE
IN: dax kiki dax blicket dax OUT: RED BLUE RED RED
IN: dax gazzer kiki OUT: BLUE RED
IN: dax kiki gazzer dax OUT: RED RED BLUE

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

*GRAMMAR*
zup -> PURPLE 
 dax -> RED 
 kiki -> BLUE 
 wif -> GREEN 
 u1 blicket x1 -> [u1] [x1] 
 x1 lug x2 -> [x2] [x1] 
 u1 gazzer u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 