create implication digitigrade_footwear (317) -> furgonomic_footwear (827)
create implication furgonomic_footwear (827) -> footwear (298066)
create implication furgonomic_footwear (827) -> furgonomics (62505)
remove implication digitigrade_footwear (317) -> footwear (298066)
remove implication digitigrade_footwear (317) -> furgonomics (62505)