Complex sentence: The Prince of Wales's Seeing is Believing programme was initiated in 1990 by Charles, Prince of Wales who wished to invite senior business leaders to visit key parts of Britain and review the links between the key social issues they witnessed and their own business operations.
Split into simpler sentences: The Prince of Wales Seeing is Believing programme was initiated in 1990 by Charles, Prince of Wales. The programme was started with the purpose of inviting senior business leaders to visit key parts of Britain, then review the links between the key social issues they witnessed and their own business operations.