Complex sentence: Operation Talisman Sabre is one of Australia's largest multilateral military training excercises or "war games"-biennial exercises beginning mid 2005, involving Australian and US Defence Forces, held at the Shoalwater Bay Military Training Area in Central Qld, Australia.
Split into simpler sentences: Operation Talisman Sabre is one of Australia's largest multilateral military training excercises. Beginning in mid 2005 and occuring every two years, Talisman Sabre involves joint exercised performed by the Australian Defence Force and the United Staes Military at the Shoalwater Bay Military Training Area in Central Qld, Australia.