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

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

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