Meng Yi in the context of "Meng Tian"

Meng Tian (c. 250 BC – c.August or September 210 BC) was a Chinese inventor and military general of the Qin dynasty who distinguished himself in campaigns against the Xiongnu and in the construction of the Great Wall of China. He was the elder brother of Meng Yi. He descended from a great line of military generals and architects. His grandfather, Meng Ao (zh), was a general from the era of King Zhao; and his father, Meng Wu, was also a general who served as a deputy to Wang Jian.