Does the sentence "Song was eventually exterminated by the Mongol empire under the name Yuan and in Yuan dynasty the city's status as a hub of the textile industry was further consolidated." provide a valid answer to the question "Who defeated the court of Song?"

A: yes

Does the sentence "Meanwhile, other scripts had evolved, especially in the eastern and southern areas during the late Zhou dynasty, including regional forms, such as the guwen ("ancient forms") of the eastern Warring States preserved as variant forms in the Han dynasty character dictionary Shuowen Jiezi, as well as decorative forms such as bird and insect scripts." provide a valid answer to the question "What is guwen considered as?"

A: yes

Does the sentence "The district would include heavier police presence, as well as beautification and infrastructure improvements." provide a valid answer to the question "Who would oversee all functions of the new district?"

A: no

Does the sentence "New York's airspace is the busiest in the United States and one of the world's busiest air transportation corridors." provide a valid answer to the question "What is the second busiest airport in the New York metro area?"

A:
no