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

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

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