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

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

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