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: "the un recognises how many regions in asia?" whose answer is 53 member states.
Each document should contain about 30 words, and these documents should contain useful information.

Query: how many countries are recognized by the UN in asia
Useful Output:

Doc 1: All countries which are Members of the United Nations may become members of WHO by accepting its Constitution. Other countries may be admitted as members.
Doc 2: There are 48 countries in Asia today, according to the United Nations. The full list is shown in the table below, with current population and subregion
Doc 3: The Asia-Pacific Group  This comprises of 53 member states derived from Asia and Oceania. Exceptions are Russia, New Zealand, Australia, Israel, and Turkey.
Doc 4: Taiwan is officially recognized by 13 countries (12 UN members and one UN observer). This self-governed territory with a population more of than 23 million
Doc 5: The Economic and Social Commission for Asia and the Pacific serves as the United Nations' regional hub promoting cooperation among countries to achieve