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

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

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