Triple

Target entity: Western Schism
Context triple: [Pope Innocent VII, era, Western Schism]

• A. Western Schism chosen
  The Western Schism was a prolonged split within the Catholic Church (1378–1417) during which multiple rival claimants to the papacy simultaneously asserted their legitimacy, deeply dividing Christendom.
• B. Schism of 1159
  The Schism of 1159 was a major papal schism in which rival claimants to the papacy, including Alexander III and an imperial-backed antipope, divided the Church and European politics for nearly two decades.
• C. East–West Schism
  The East–West Schism was the 1054 split between the Roman Catholic and Eastern Orthodox Churches, driven by long-standing theological, political, and cultural disputes that permanently divided Western and Eastern Christianity.
• D. Investiture Controversy
  The Investiture Controversy was an 11th–12th century power struggle between the papacy and secular rulers over who held the authority to appoint bishops and other high church officials.
• E. Hohenstaufen–papacy conflict
  The Hohenstaufen–papacy conflict was a prolonged medieval power struggle between the Holy Roman Emperors of the Hohenstaufen dynasty and the popes over supremacy in Italy and Christendom.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.