Original sentence: 2070 BCE–1600 BCE, of China is the first dynasty to be described in the Records of the Grand Historian and unofficial Bamboo Annals, which record the names of seventeen kings over fourteen generations lasted 431 or 471 years.2100 to 1800 BCE, providing physical evidence of the existence of a state contemporaneous with and possibly equivalent to the Xia Dynasty as described in Chinese historical works
Edited sentence: 2070 BC–1600 BC, of China is the first dynasty to be described in the Records of the Grand Historian and unofficial Bamboo Annals, which record the names of seventeen kings over fourteen generations lasted 431 or 471 years.2100 to 1800 BC, providing physical evidence of the existence of a state contemporaneous with and possibly equivalent to the Xia Dynasty as described in Chinese historical works