Complex sentence: 'Uhtred, son of Waldef, earl of the Northumbrians' fought the combined forces of Máel Coluim (II) mac Cináeda (Malcolm son of Cyneth, king of Scots) and Owain the Bald (King of Strathclyde).
Split into simpler sentences: 'Uhtred, son of Waldef, earl of the Northumbrians.' Máel Coluim (II) mac Cináeda (Malcolm son of Cyneth, king of Scots) and Owain the Bald (King of Strathclyde).