"PIE" . "130851" . _:B73e56bd63ebf79740eb208f6026ed6cf . "*h₂rtḱo‑" . "Etymology for: ursus (la1742)" . "*h₂rtḱo‑" . . _:B73e56bd63ebf79740eb208f6026ed6cf "*h₂rtḱo‑" .