Question: Who is the paternal grandmother of George Thomas Orlando Bridgeman?
Sentence (from "George Bridgeman, 2nd Earl of Bradford"): The oldest son of Orlando Bridgeman, 1st Earl of Bradford and Lucy Elizabeth Byng, Bridgeman was educated at Harrow School, London, and Trinity College, Cambridge, where he graduated with a Master of Arts in 1810.
Relevant evidence: Yes