context: The history of the game of Go has, according to various sources, from two and a half to four thousand years. Legends reflected in ancient Chinese chronicles attribute the appearance of go to the third or early second millennium BC. The game definitely existed and was fairly common 2500 years ago. In the 7th century, go to Japan, where, starting from the 15th century, it experienced a tremendous rise. In the 20th century, previously cultivated only in Asia, it became known and gradually spread to Europe and America [1]. To date, most European countries, including Russia, have their own go federations, although the number of players and the level of play in the West have not yet reached the levels of Korea, Japan, and China.
question: When did the go game come about?
answers.text: third or early second millennium BC