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

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

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