Premise: Cate Blanchett . Her portrayal of Katharine Hepburn in Martin Scorsese 's 2004 film The Aviator brought her critical acclaim and many accolades , including the Academy Award for Best Actress in a Supporting Role , making her the only actor to win an Oscar for portraying another Oscar-winning actor . She is additionally the only Australian to win two acting Oscars .
Hypothesis: Cate Blanchett is the only American to win two acting Oscars.
Label: NEUTRAL