Aeschylus is often called the father of Greek tragedy; he wrote the earliest complete plays which survive from ancient Greece. He is known to have written more than 90 plays, though only seven survive. The most famous of these are the trilogy known as Orestia. Also well-known are The Persians and Prometheus Bound.

Based on the paragraph above can we conclude that "Aeschylus is often called the mother of Greek tragedy."?
No