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

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

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