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

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

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