create implication digitigrade_footwear (348) -> furgonomic_footwear (944)
create implication furgonomic_footwear (944) -> footwear (320065)
create implication furgonomic_footwear (944) -> furgonomics (66605)
remove implication digitigrade_footwear (348) -> footwear (320065)
remove implication digitigrade_footwear (348) -> furgonomics (66605)