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 did cape breton become part of nova scotia?" whose answer is 1763.
Each document should contain about 30 words, and these documents should contain useful information.

Query: when did cape breton become part of nova scotia
Useful Output:

Doc 1: Cape Breton became a separate colony in 1784 only to be returned to Nova Scotia in 1820. During the colonial period, Nova Scotia issued its own postage stamps
Doc 2: The Proclamation of 1763 did not link Prince Edward Island to the province but to the government of Nova Scotia. Being part of the province of
Doc 3:  Scotia was divided to create the colonies of New Brunswick and Cape Breton Island. However, Cape Breton again became part of Nova Scotia in 1820
Doc 4:  Cape Breton to Nova Scotia in 1820. In light of Senator Dan Christmas' recent speech re-opening the issue of Cape Breton provincehood, I
Doc 5: European Exploration and Settlement​​ Long before John Cabot made landfall in 1497 (possibly on Cape Breton Island), Norse adventurers may have reached Nova