The William Tanner House Museum, also known as the William A. Tanner House, is a historic residence and museum in Aurora, Illinois. It was built in 1857 for William A. Tanner, a hardware merchant. His descendants lived in the house until it was donated to the Aurora Historical Society in 1936. It now operates as a Victorian-period historic house museum.

Based on that paragraph can we conclude that this sentence is true?
The last people to become owners of the William A. Tanner House didn't pay a penny
It's impossible to say