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

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

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