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

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

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