Original: Only seven tragedies have survived intact : The Persians , Seven against Thebes , The Suppliants , the trilogy known as The Oresteia , consisting of the three tragedies Agamemnon , The Libation Bearers and The Eumenides , and Prometheus Bound ( whose authorship is disputed ) .
Simplified: Only six tragedies have survived intact : The Persians , Seven against Thebes , The Suppliants , the trilogy known as The Oresteia , consisting of the three tragedies Agamemnon , The Libation Bearers and The Eumenides .