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

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

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