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

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

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