Question: What is the date of birth of Brian Robertson, 1St Baron Robertson Of Oakridge's father?
Sentence (from "Sir William Robertson, 1st Baronet"): In 1917 Robertson supported the continuation of the Third Battle of Ypres, at odds with Lloyd George's view that Britain's war effort ought to be focused on the other theatres until the arrival of sufficient US troops on the Western Front.
Relevant evidence: No