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

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

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