Complex sentence: After returning to his home, where he lives with his gossipy spinster sister, Caroline, Dr. Sheppard receives a telephone call just before going to bed, and he rushes out, telling Caroline that Parker, Ackroyd's butler, had found Roger Ackroyd murdered.
Split into simpler sentences: After returning to his home, where he lives with his gossipy spinster sister, Caroline, Dr. Sheppard receives a telephone call just before going to bed. He soon rushes out, telling Caroline that Parker, Ackroyd's butler, had just informed him of having found Roger Ackroyd murdered.