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

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

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