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

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

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