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

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

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