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

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

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