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

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

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