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

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

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