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

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

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