_:Bc779823cea6e3457fea442d787c1dab9 . _:Bc779823cea6e3457fea442d787c1dab9 . _:Bc779823cea6e3457fea442d787c1dab9 "*pr‑to‑" . "PIE" . . "118508" . _:Bc779823cea6e3457fea442d787c1dab9 . "*pr‑to‑;*pr‑tu‑" . "Etymology for: porta (la1292)" . "*pr‑to‑" . .