Complex sentence: Latham was approached by John Tollemache, 1st Baron Tollemache, with the prospect of becoming the architect for Peckforton Castle, but was not appointed to the position and received £2,000 in compensation.
Split into simpler sentences: Latham was approached by John Tollemache, 1st Baron Tollemache, with the prospect of becoming the architect for Peckforton Castle. However he was not appointed to the position and received £2,000 in compensation.