*SUPPORT*
IN: lug kiki tufa OUT: GREEN YELLOW YELLOW
IN: zup gazzer zup OUT: PURPLE PURPLE PURPLE
IN: lug gazzer dax OUT: BLUE BLUE YELLOW
IN: dax kiki zup kiki zup tufa gazzer dax OUT: BLUE BLUE PURPLE GREEN PURPLE PURPLE BLUE BLUE
IN: dax kiki tufa tufa OUT: GREEN GREEN BLUE BLUE
IN: dax OUT: BLUE
IN: tufa dax zup zup gazzer lug OUT: YELLOW YELLOW GREEN BLUE PURPLE PURPLE
IN: zup blicket lug OUT: YELLOW PURPLE YELLOW PURPLE PURPLE
IN: dax kiki tufa tufa tufa OUT: GREEN GREEN GREEN BLUE BLUE
IN: lug dax OUT: YELLOW BLUE
IN: zup kiki dax dax OUT: BLUE BLUE PURPLE PURPLE
IN: lug OUT: YELLOW
IN: tufa blicket lug OUT: YELLOW GREEN YELLOW GREEN GREEN
IN: dax kiki zup kiki zup dax OUT: PURPLE BLUE PURPLE PURPLE BLUE BLUE

*QUERY*
IN: dax kiki zup OUT: PURPLE BLUE BLUE
IN: zup gazzer lug OUT: YELLOW YELLOW PURPLE
IN: zup OUT: PURPLE
IN: tufa blicket zup OUT: PURPLE GREEN PURPLE GREEN GREEN
IN: tufa tufa OUT: GREEN GREEN
IN: tufa OUT: GREEN
IN: zup kiki tufa OUT: GREEN PURPLE PURPLE
IN: tufa gazzer tufa OUT: GREEN GREEN GREEN
IN: zup lug OUT: PURPLE YELLOW
IN: zup tufa OUT: PURPLE GREEN

*GRAMMAR*
zup -> PURPLE 
 lug -> YELLOW 
 dax -> BLUE 
 tufa -> GREEN 
 u1 kiki x1 -> [x1] [u1] [u1] 
 x1 blicket u1 -> [u1] [x1] [u1] [x1] [x1] 
 x1 gazzer u1 -> [u1] [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 