Complex sentence: On 20 June 1939, a British American Air Services, De Havilland Dragon Rapide (Registration: G-AERE) flying from Heston Aerodrome to Newcastle Airport crashed at Forest-in-Teesdale near Middleton-in-Teesdale.
Split into simpler sentences: On 20 June 1939, a British American Air Services, De Havilland Dragon Rapide (Registration: G-AERE) flying from Heston Aerodrome to Newcastle Airport. The flight crashed at Forest-in-Teesdale near Middleton-in-Teesdale.