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

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

*GRAMMAR*
tufa -> BLUE 
 lug -> PINK 
 kiki -> YELLOW 
 zup -> GREEN 
 u1 dax x1 -> [x1] [u1] [x1] [x1] 
 u1 wif u2 -> [u1] [u2] 
 x1 gazzer u1 -> [x1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 