Simplify the following text for a Grade 5 native English-speaking person.
Original: The club was founded in 1892 by the merger of Newcastle East End and Newcastle West End , and have played at their current home ground , St James ' Park , since the merger .
Simplified: Newcastle United was formed in 1892 after the two rival clubs Newcastle West End and Newcastle East End grouped together . They have played their matches at the ground St. James ' Park ever since .