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: "How many acts are in both Le roi d'Ys and King Roger?" whose answer is three.
Each document should contain about 30 words, and these documents should contain useful information.

Query: acts in Le roi d'Ys opera
Useful Output:

Doc 1: Edoard Lalo's epic opera on a Breton myth – “Le Roi d”Ys” – has been missing from the core operatic repertory for decades.
Doc 2: Lalo's 'Le roi d'Ys' is an opera in three acts and five tableaux to a libretto by Édouard Blau, based on the old Breton legend of the drowned
Doc 3: Opera en trois actes. Running Time: 1 hour 46 minutes. This is probably the only French imitation of Wagner from the 19th century that is
Doc 4: Opéra in three acts, described as a légend bretonne because after Wagner, French opera composers did their best to avoid using the word
Doc 5: Édouard Lalo Le roi d'Ys. Opera in three acts, to a libretto by Édouard Blau, [concert performance sung in French with English surtitles].