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

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

*GRAMMAR*
kiki -> PINK 
 tufa -> GREEN 
 lug -> BLUE 
 dax -> YELLOW 
 x1 gazzer x2 -> [x2] [x1] [x2] 
 x1 blicket u1 -> [u1] [x1] [x1] 
 u1 zup x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 