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

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

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