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

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

*GRAMMAR*
zup -> PURPLE 
 dax -> BLUE 
 gazzer -> PINK 
 tufa -> YELLOW 
 x1 fep x2 -> [x2] [x1] 
 x1 blicket u1 -> [u1] [x1] [x1] 
 u1 lug -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 