Complex sentence: The hoard was discovered on 25 July 2000 by John and David Philpott, using metal detectors, buried in a field in a flagon made from pottery known as Alice Holt pottery.
Split into simpler sentences: The hoard was discovered in a field on 25 July 2000 by John and David Philpott, using metal detectors. It had been buried in a flagon made from the pottery known as Alice Holt pottery.