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

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

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