Complex sentence: The current successor to Mirza Ghulam Ahmad is Khalifatul Masih V, Mirza Masroor Ahmad residing in London, England with a following of 10 to 20 million in 200 countries and territories of the world.
Split into simpler sentences: The current successor to Mirza Ghulam Ahmad is Khalifatul Masih V, Mirza Masroor Ahmad residing in London, England. The Caliph has over 10 to 20 million followers in 200 countries and territories of the world.