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

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

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