Complex sentence: The Hadnock estate was purchased by Richard Blakemore in 1822 who demolished the original Hadnock House, and used the materials to rebuild and extend his property on the other side of the river at Wyastone Leys.
Split into simpler sentences: The Hadnock estate was purchased by Richard Blakemore in 1822. He demolished the original Hadnock House, and used the materials to rebuild and extend his property on the other side of the river at Wyastone Leys.