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

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

*GRAMMAR*
fep -> BLUE 
 kiki -> PINK 
 tufa -> YELLOW 
 zup -> GREEN 
 x1 gazzer x2 -> [x2] [x1] [x1] 
 x1 wif u1 -> [u1] [x1] 
 x1 lug x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 