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: "next in line for the throne in england?" whose answer is Charles, Prince of Wales.
Each document should contain about 30 words, and these documents should contain useful information.

Query: current heir to the British throne
Useful Output:

Doc 1: As King Charles III receives treatment for cancer, he remains Britain's monarch and head of state. His older son, Prince William, is next in
Doc 2: Prince William is the heir apparent to the British throne. His eldest son, Prince George of Wales, is second in line.
Doc 3: Charles III (Charles Philip Arthur George; born 14 November 1948) is King of the United Kingdom and the 14 other Commonwealth realms.
Doc 4: The elder son of King Charles III and Princess Diana, William is currently the heir apparent and first in line to the British throne. After
Doc 5: So, Charles' eldest son Prince William is the heir to the throne, followed by William's eldest son Prince George, 10, and then his younger