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

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

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