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

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

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