change category black_and_grey (697) -> meta
create alias blue_and_gray (0) -> blue_and_grey (21)
create alias gray_and_blue (0) -> blue_and_grey (21)
create alias grey_and_blue (0) -> blue_and_grey (21)
change category blue_and_grey (21) -> meta
create alias green_and_gray (0) -> green_and_grey (5)
create alias gray_and_green (0) -> green_and_grey (5)
create alias grey_and_green (0) -> green_and_grey (5)
change category green_and_grey (5) -> meta
create alias purple_and_gray (0) -> purple_and_grey (8)
create alias gray_and_purple (0) -> purple_and_grey (8)
create alias grey_and_purple (0) -> purple_and_grey (8)
change category purple_and_grey (8) -> meta
create implication black_and_grey (697) -> monochrome (375578)
create implication blue_and_grey (21) -> monochrome (375578)
create implication green_and_grey (5) -> monochrome (375578)
create implication purple_and_grey (8) -> monochrome (375578)