Complex sentence: Victorian Titan, the authorised biography of the Victorian prime minister Robert Cecil, 3rd Marquess of Salisbury, which won the Wolfson History Prize and the James Stern Silver Pen Award for Non-Fiction.
Split into simpler sentences: Victorian Titan, a biography of the Victorian-era politician and then Prime Minister Robert Cecil, 3rd Marquess of Salisbury. The book additionally won the Wolfson History Prize and the James Stern Silver Pen Award for Non-Fiction.