"PIE" . "126678" . _:Bf1e0b6f44ffb61f74d9c5f96a168008c . "Etymology for: sulcus (la1612)" . "*solk‑o‑" . "*solk‑o‑" . . _:Bf1e0b6f44ffb61f74d9c5f96a168008c "*solk‑o‑" .