question: What is believed to have caused the opening of new sea routes during the Ottoman Empire ?
answer: change in relations between the Ottoman Turks and central Europe
turker_answer: Change in relations between the Ottoman Turks and central Europe is believed to have caused the opening of new sea routes during the Ottoman Empire .
rule-based: Change in relations between the Ottoman Turks and central Europe is believed to have caused the opening of new sea routes during the Ottoman Empire .