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: "when will the melbourne metro tunnel be finished?" whose answer is 2026.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Melbourne Metro Tunnel completion date
Useful Output:

Doc 1: Mr Pearson said the project remained on track to be finished in 2025, with three of the five new underground city stations already built. Danny
Doc 2: The opening of Melbourne's Metro Tunnel has been pushed back again, with documents revealing it could now open as late as December 31 next year.
Doc 3: Melbourne's Metro Tunnel has entered its final stage, with the opening slated for later this year. Our city's train network is about to change in a big way.
Doc 4: While there were speculative hopes that the project could be completed by September 2024, an auditor-general's report in June suggested a
Doc 5: The project is powering towards opening later this year – one year ahead of schedule. Victorian Acting Premier, Ben Carroll, and Acting Minister