Complex sentence: Laycock and Terry made it to safety after 37 days in the desert and Bombadier John Brittlebank, one of the SBS team who had guided the commandos in in folbots, escaped and survived alone in the desert for forty days, until picked up by Allied troops.
Split into simpler sentences: Laycock and Terry made it to safety after 37 days in the desert. A third man, Bombadier John Brittlebank, one of the SBS team who had guided the commandos in in folbots, also escaped and survived alone in the desert for 40 days, until picked up by Allied troops.