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 was st mary's cathedral sydney built?" whose answer is 21 October 1821.
Each document should contain about 30 words, and these documents should contain useful information.

Query: St Mary's Cathedral Sydney construction date
Useful Output:

Doc 1: The initial work on Old Saint Mary's began early in 1822 and involved a great deal of time and expense in levelling foundations and creating a
Doc 2: St Mary's Cathedral College Sydney, the oldest school in the Sydney Archdiocese, is steeped in tradition. Since 1824, we have built a
Doc 3: SCECS St Mary's Cathedral Outside School Hours Care (OSHC) delivers high quality Before School Care 7:00am to 9:00am and After School Care 3:00pm to 6:00pm.
Doc 4: The "new spires" of St. Mary's Cathedral in Sydney, Australia (original plans never realized until 2000!) : r/ArchitecturalRevival.
Doc 5: Further construction from 1913 to 1928 (after this streetscape was painted), saw further extension to the nave, making St Mary's the longest church in Australia