You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "Which opera was first performed in 1807, Falstaff or La vestale?" whose answer is La vestale.
Each document should contain about 30 words, and these documents should contain useful information.

Query: first performance date La vestale opera
Useful Output:

Doc 1:  La Vestale at @teatrograttacielo. What an evening of beautiful performance and opera. We had a packed house last night, and Maria Callas was
Doc 2:  La Vestale on October 28th! Having recently wowed audiences as Otello in Merola Opera Program's Schwabacher Summer Concert, A 2022
Doc 3: First performed: Théâtre de l'Opéra (salle Montansier), Paris, 15 December 1807, conducted by Jean-Baptiste Rey. JULIA, a young Vestal Virgin
Doc 4: “La Vestale,” premiered at the Opéra de Paris in 1807, marked a turning point in the evolution of musical drama by blending the grandeur of classicism with the
Doc 5: this is the small yet colourful world of Gasparo Spontini's three-act opera, created in 1807 at the Paris' very own opera. Featuring a slew of then-topical