remove alias hooffoots (0) -> hooved_toes (2374)
remove implication hooved_toes (2374) -> hooves (156509)
remove implication hooved_digitigrade (259) -> hooved_toes (2374)
remove implication hooved_digitigrade (259) -> digitigrade (134665)
remove implication hooved_plantigrade (1179) -> hooved_toes (2374)