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

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

*GRAMMAR*
tufa -> GREEN 
 kiki -> PINK 
 lug -> BLUE 
 fep -> YELLOW 
 x1 zup -> [x1] [x1] [x1] [x1] [x1] [x1] 
 x1 gazzer x2 -> [x1] [x2] 
 u1 wif u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 