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

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

*GRAMMAR*
dax -> YELLOW 
 tufa -> PURPLE 
 lug -> GREEN 
 zup -> BLUE 
 x1 wif x2 -> [x1] [x1] [x2] [x1] 
 u1 kiki u2 -> [u1] [u2] 
 u1 fep x1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 