Complex sentence: Sunnybrook was once a 175 arce farm property (then in the Town of Leaside) with horse stables, Sunnybrook Farm, owned by Joseph and Alice Kigour and turned over to the City of Toronto in in 1928.
Split into simpler sentences: Sunnybrook was once a 175 arce farm property with horse stables, known as Sunnybrook Farm, situated in the Town of Leaside. It was owned by Joseph and Alice Kigour and turned over to the City of Toronto in in 1928.