*SUPPORT*
IN: tufa fep tufa OUT: BLUE BLUE BLUE BLUE
IN: zup fep kiki OUT: PURPLE RED PURPLE RED
IN: kiki OUT: RED
IN: gazzer fep gazzer OUT: GREEN GREEN GREEN GREEN
IN: zup fep gazzer OUT: PURPLE GREEN PURPLE GREEN
IN: kiki fep zup OUT: RED PURPLE RED PURPLE
IN: tufa tufa lug OUT: BLUE BLUE BLUE BLUE
IN: gazzer fep tufa OUT: GREEN BLUE GREEN BLUE
IN: zup blicket OUT: PURPLE PURPLE
IN: kiki kiki tufa fep tufa OUT: RED RED BLUE BLUE BLUE BLUE
IN: zup zup fep kiki OUT: PURPLE PURPLE RED PURPLE RED
IN: tufa OUT: BLUE
IN: zup OUT: PURPLE
IN: tufa gazzer tufa fep gazzer OUT: BLUE GREEN BLUE GREEN BLUE GREEN

*QUERY*
IN: zup kiki kiki lug OUT: PURPLE RED RED PURPLE RED RED
IN: zup blicket lug OUT: PURPLE PURPLE PURPLE PURPLE
IN: zup tufa zup OUT: PURPLE BLUE PURPLE
IN: zup fep tufa OUT: PURPLE BLUE PURPLE BLUE
IN: gazzer blicket OUT: GREEN GREEN
IN: zup lug lug OUT: PURPLE PURPLE PURPLE PURPLE
IN: kiki lug OUT: RED RED
IN: gazzer fep zup OUT: GREEN PURPLE GREEN PURPLE
IN: tufa blicket OUT: BLUE BLUE
IN: tufa lug OUT: BLUE BLUE

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