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

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

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