Complex sentence: Arriving in Skipley, Danny finds the town in ruins and learns that his family's shop has collapsed, killing his mother; his father and Ben have survived as they were in the cellar, which the Lodges use as a stockroom.
Split into simpler sentences: Arriving in Skipley, Danny finds the town in ruins and learns that his family's shop has collapsed, killing his mother. His father and Ben have survived as they were in the cellar, which the Lodges use as a stockroom.