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

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

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