Complex sentence: It is unclear how Mr. Cahill could have held dances in Jazzland when the hall had been converted into a garage but requests to Mr. Cahill to cease offering dancing events at Jazzland continued into 1932.
Split into simpler sentences: It is unclear how Mr. Cahill could have held dances in Jazzland when the hall had been converted into a garage. Requests to Mr. Cahill to cease offering dancing events at Jazzland continued into 1932.