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

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

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