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

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

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