Does the sentence "On February 8, 1955, Malenkov was officially demoted to deputy Prime Minister." provide a valid answer to the question "To what position was Malenkov demoted?"

A: yes

Does the sentence "The most famous Barbary attack was the bloody sack of the town of Cangas in 1617." provide a valid answer to the question "Where did Sir Francis Drake attack in 1585 and again in 1589?"

A: no

Does the sentence "Under the Qing dynasty (16441911), the Nanjing area was known as Jiangning () and served as the seat of government for the Viceroy of Liangjiang." provide a valid answer to the question "What was Nanjing called during the Qing dynasty?"

A: yes

Does the sentence "The Punjabis followed a diverse plethora of faiths, mainly comprising Hinduism[citation needed] , when the Muslim Umayyad army led by Muhammad bin Qasim conquered Sindh and Southern Punjab in 712, by defeating Raja Dahir." provide a valid answer to the question "Who did the Umayyads defeat?"

A:
yes