Does the sentence "Virgil's biographical tradition is thought to depend on a lost biography by Varius, Virgil's editor, which was incorporated into the biography by Suetonius and the commentaries of Servius and Donatus, the two great commentators on Virgil's poetry." provide a valid answer to the question "What do the comentaries rely on for some of their information about Virgil?"

A: no

Does the sentence "The program in occupational therapy at Washington University currently occupies the first spot for the 2016 U.S. News & World Report rankings, and the program in physical therapy is ranked first as well." provide a valid answer to the question "What program at Washington University ranks first in the 2016 in the U.S. News & World Reports rankings?"

A: yes

Does the sentence "Possibly as early as the second century AD, Virgil's works were seen as having magical properties and were used for divination." provide a valid answer to the question "What is the modern Welsh word for phramacist?"

A: no

Does the sentence "A compromise candidate in the person of Hong Taiji's five-year-old son, Fulin, was installed as the Shunzhi Emperor, with Dorgon as regent and de facto leader of the Manchu nation." provide a valid answer to the question "Who became the emperor?"

A:
yes