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

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

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