Complex sentence: Margaret de Stafford (1364--October 18,1396 in Brancepeth, County Durham, England) was the second daughter of Hugh de Stafford, 2nd Earl of Stafford and Philippa de Beauchamp.
Split into simpler sentences: Margaret de Stafford (1364--October 18,1396 in Brancepeth, County Durham, England). Margaret was the daughter of Hugh de Stafford, 2nd Earl of Stafford and Philippa de Beauchamp.