Premise: Austria . In 1955 , the Austrian State Treaty re-established Austria as a sovereign state , ending the occupation . The Austrian State Treaty ( German : ) or Austrian Independence Treaty re-established Austria as a sovereign state . The Organisation for Economic Co-operation and Development ( OECD ) ( Organisation de coopération et de développement économiques , OCDE ) is an intergovernmental economic organisation with 35 member countries , founded in 1960 to stimulate economic progress and world trade .
Hypothesis: Austria is not a country.
Label: CONTRADICTION