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

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

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