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

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

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