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

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

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