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

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

*GRAMMAR*
gazzer -> RED 
 lug -> PURPLE 
 zup -> BLUE 
 kiki -> YELLOW 
 x1 blicket u1 -> [x1] [u1] 
 u1 fep u2 -> [u1] [u2] 
 x1 dax -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 