Complex sentence: Peters and Buist, p.55 There was no fixed plan for troops arriving as part of Operation Mallard--all would depend on how well the preceding units of the 6th Airborne Division and those landing at Sword beach had done during the day.
Split into simpler sentences: Peters and Buist, p.55 There was no fixed plan, for the troops arriving in Operation Mallard. All would depend on how well, the preceding units of the 6th Airborne Division and those landing at Sword beach had done during the day.