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

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

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