"PIE" . "111688" . _:Bacbae2cbc9075bc51a10e255d7b81f20 . "*méh₂‑tr‑" . "Etymology for: māter (la0985)" . "*méh₂‑tr‑" . . _:Bacbae2cbc9075bc51a10e255d7b81f20 "*méh₂‑tr‑" .