*SUPPORT*
IN: dax gazzer dax wif OUT: RED RED RED RED
IN: kiki kiki wif wif OUT: BLUE BLUE BLUE BLUE BLUE BLUE BLUE BLUE
IN: lug gazzer dax wif OUT: RED GREEN RED GREEN
IN: tufa blicket OUT: YELLOW YELLOW
IN: tufa kiki blicket wif OUT: YELLOW BLUE BLUE YELLOW BLUE BLUE
IN: kiki gazzer dax OUT: RED BLUE
IN: dax tufa wif OUT: RED YELLOW RED YELLOW
IN: dax OUT: RED
IN: tufa gazzer dax OUT: RED YELLOW
IN: dax dax OUT: RED RED
IN: dax gazzer kiki wif OUT: BLUE RED BLUE RED
IN: lug gazzer kiki OUT: BLUE GREEN
IN: kiki dax blicket wif OUT: BLUE RED RED BLUE RED RED
IN: tufa OUT: YELLOW

*QUERY*
IN: kiki OUT: BLUE
IN: dax wif OUT: RED RED
IN: kiki blicket OUT: BLUE BLUE
IN: lug tufa gazzer dax wif OUT: GREEN RED YELLOW GREEN RED YELLOW
IN: dax blicket OUT: RED RED
IN: kiki gazzer kiki OUT: BLUE BLUE
IN: lug OUT: GREEN
IN: kiki gazzer lug wif OUT: GREEN BLUE GREEN BLUE
IN: tufa gazzer kiki OUT: BLUE YELLOW
IN: dax blicket wif OUT: RED RED RED RED

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