Complex sentence: Grosvenor Gardens House is a Grade II-listed mansion block at no 23-47 Grosvenor Gardens, Belgravia, London, built in about 1868 by the architect Thomas Cundy III in the French Renaissance style.
Split into simpler sentences: Grosvenor Gardens House is a Grade II-listed mansion block at no 23-47 Grosvenor Gardens, Belgravia, London. It was built in about 1868 by the architect Thomas Cundy III in the French Renaissance style.