What is the controversy around the Sambhal mosque?

How did the issue around the 16th Century Jama Masjid in Sambhal break out? Are there common threads with the Gyanvapi and Ayodhya Ramjanmabhoomi disputes?

​How did the issue around the 16th Century Jama Masjid in Sambhal break out? Are there common threads with the Gyanvapi and Ayodhya Ramjanmabhoomi disputes?