what is the {point in time} for {Peter Ustinov} has {nominated for} as {Academy Award for Best Supporting Actor} ?
On what date did Peter Ustinov receive a Best Supporting Actor Oscar nomination?
When Peter Ustinov was nominated Academy Award for Best Supporting Actor?
SELECT ?o WHERE { ?j property:nominated_for resource:Academy_Award_for_Best_Supporting_Actor . ?j property:point_in_time ?o . resource:Peter_Ustinov property:nominated_for ?j }
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