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

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

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