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

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

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