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

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

*GRAMMAR*
blicket -> YELLOW 
 kiki -> RED 
 gazzer -> GREEN 
 lug -> BLUE 
 u1 tufa -> [u1] [u1] [u1] [u1] 
 x1 zup x2 -> [x2] [x1] 
 x1 dax -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 