Task: Fact Verification
Input (English): Pope John Paul I Participants in the Second Vatican Council.
Of those who took part in the Council's opening session, four have become popes: Cardinal Giovanni Battista Montini, who on succeeding John XXIII took the name Paul VI; Bishop Albino Luciani, the future John Paul I; Bishop Karol Wojtyła, who became John Paul II; and Father Joseph Ratzinger
Output (English): True