Problem: Does "The Ottomans gradually fell behind the Europeans in military technology as the innovation that fed the Empire's forceful expansion became stifled by growing religious and intellectual conservatism." answer the question "Poor rule by what class of people strained the empire?"

A: no

Problem: Does "Today, numbers of larger whales have disappeared, but even today many species such humpback whale, minke whale, sei whale, and dolphins can be observed close to shores, and scientific surveys have been conducted regularly." answer the question "What other species can be seen close to the shores of Norfolk Island?"

A: yes

Problem: Does "No major mental health professional organization has sanctioned efforts to change sexual orientation and virtually all of them have adopted policy statements cautioning the profession and the public about treatments that purport to change sexual orientation." answer the question "What are some professional associations that do not offer changing sexual orientation programs?"

A:
no