Complex sentence: High altitude daylight B-29 raids against the Japanese aircraft industry, commencing 24 November 1944, hampered by bad weather and jet stream winds, Nalty, "Victory over Japan", pp.350.
Split into simpler sentences: High altitude daylight B-29 raids against the Japanese aircraft industry began 24 November 1944. They were hampered by bad weather and jet stream winds, Nalty, "Victory over Japan", pp.350.