Triple

Target entity: Habsburg Monarchy
Context triple: [Treaty of Leoben, countrySignatory, Habsburg Monarchy]

• A. Austrian Habsburg Monarchy chosen
  The Austrian Habsburg Monarchy was a major Central European dynastic empire that dominated much of the Holy Roman Empire and later Central and Eastern Europe until its dissolution in 1918.
• B. Austro-Hungarian Empire
  The Austro-Hungarian Empire was a major dual monarchy in Central and Eastern Europe (1867–1918) that united Austria and Hungary under a single emperor and played a pivotal role in European politics until its collapse after World War I.
• C. Holy Roman Empire
  The Holy Roman Empire was a multi-ethnic complex of territories in Central Europe that existed from the early Middle Ages until 1806, centered on the German lands and ruled by an emperor who claimed a continuation of the legacy of the ancient Roman Empire.
• D. Duchy of Austria
  The Duchy of Austria was a medieval principality in Central Europe that emerged from the Margraviate of Austria and became a key power base of the Habsburgs within the Holy Roman Empire.
• E. County of Habsburg
  The County of Habsburg was the early medieval territorial base in what is now Switzerland that gave rise to the powerful Habsburg dynasty of Europe.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.