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

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

*GRAMMAR*
dax -> PURPLE 
 zup -> BLUE 
 kiki -> PINK 
 blicket -> GREEN 
 x1 lug u1 -> [x1] [u1] 
 u1 tufa u2 -> [u2] [u1] 
 x1 gazzer x2 -> [x2] [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 