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

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

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