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

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

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