premise: Sir Douglas Ralph Nicholls, {'1': ", '2': ", '3': ", '4': "} (9 December 19064 June 1988) was a prominent Aboriginal Australian from the Yorta Yorta people. He was a professional athlete, Churches of Christ pastor and church planter, ceremonial officer and a pioneering campaigner for reconciliation.
hypothesis: Sir Douglas Ralph Nicholls was never knighted 
reason: does not understand that since he is a Sir he was necessarily knighted