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

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

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