Does "To the north of China proper, the nomadic Xiongnu chieftain Modu Chanyu (r. 209174 BC) conquered various tribes inhabiting the eastern portion of the Eurasian Steppe." contain the correct answer to "Who was the chieftain of the Xiongnu?"

A: yes

Does "In 1873, the state legislature annexed Kingsbridge, West Farms and Morrisania to New York, effective in 1874; the three towns were abolished in the process." contain the correct answer to "When did New York City annex West Farms?"

A: yes

Does "Sometimes this was called "diaphragming" the source material and not favoured by some music lovers for its unnatural side effects." contain the correct answer to "Who developed the Dynagroove format?"

A:
no