Complex sentence: Uhse made her way through the destroyed city to her house in Rangsdorf and picked up her son and his nanny, when she brought both to the airport, her unit had already left, along with her airplane.
Split into simpler sentences: Uhse made her way through the destroyed city to her house in Rangsdorf and picked up her son and his nanny. She brought both to the airport, but her battalion had already left, along with her airplane.