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

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

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