remove alias hooffoots (0) -> hooved_toes (1642)
remove implication hooved_toes (1642) -> hooves (134605)
remove implication hooved_digitigrade (188) -> hooved_toes (1642)
remove implication hooved_digitigrade (188) -> digitigrade (110994)
remove implication hooved_plantigrade (856) -> hooved_toes (1642)