Complex sentence: Margaret Wadham, who married Gilbert Yarde of Bradley Manor, Newton Abbott; and James Wadham, the youngest, who in 1481 was sole patron of the living of Penselwood and which stayed in the Wadham family until the death of Nicholas II Wadham in 1609.
Split into simpler sentences: Margaret Wadham, who married Gilbert Yarde of Bradley Manor, Newton Abbott; and James Wadham, the youngest, who in 1481 was sole patron of the living of Penselwood. The manor of Penselwood stayed in the Wadham family until the death of Nicholas II Wadham in 1609.