Complex sentence: Borley remained vacant for some time after the Foysters'departure, until in May 1937 Price took out a year-long rental agreement with Queen Anne's Bounty, the owners of the property.
Split into simpler sentences: Borley remained vacant for some time after the Foysters'departure. In May 1937, Price took out a year-long rental agreement with Queen Anne's Bounty, the owners of the property.