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

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

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