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: "HMS "Duncan" is the sixth and last of the Type 45 destroyer, an advanced class of six guided missile destroyers built for whose Royal Navy?" whose answer is United Kingdom's.
Each document should contain about 30 words, and these documents should contain useful information.

Query: HMS Duncan Type 45 Royal Navy
Useful Output:

Doc 1: HMS Duncan and HMS Dragon linked up on security patrols in the eastern Mediterranean, say the Royal Navy. “Dragon is due back in Portsmouth
Doc 2: The UK Royal Navy dispatched HMS Duncan to join HMS Montrose in the Persian Gulf amid heightened tensions in the region.
Doc 3: The Type 45 has docked in the Port of Odesa on the Black Sea alongside NATO Allies and partner nations for Exercise Sea Breeze 2019.
Doc 4: HMS Duncan is the sixth of the highly-capable Daring Class, Type 45 air defence destroyers and one of the most advanced warships in the world.
Doc 5: HMS Duncan is a Type 45 Royal Navy Destroyer. Deployed in the Eastern Mediterranean. #lastandbest #fighting45s