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

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

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