change category black_and_grey (856) -> meta
create alias blue_and_gray (0) -> blue_and_grey (32)
create alias gray_and_blue (0) -> blue_and_grey (32)
create alias grey_and_blue (0) -> blue_and_grey (32)
change category blue_and_grey (32) -> meta
create alias green_and_gray (0) -> green_and_grey (2)
create alias gray_and_green (0) -> green_and_grey (2)
create alias grey_and_green (0) -> green_and_grey (2)
change category green_and_grey (2) -> meta
create alias purple_and_gray (0) -> purple_and_grey (16)
create alias gray_and_purple (0) -> purple_and_grey (16)
create alias grey_and_purple (0) -> purple_and_grey (16)
change category purple_and_grey (16) -> meta
create implication black_and_grey (856) -> monochrome (400398)
create implication blue_and_grey (32) -> monochrome (400398)
create implication green_and_grey (2) -> monochrome (400398)
create implication purple_and_grey (16) -> monochrome (400398)