Go is a traditional board game of territorial possession and capture. The game has very simple rules, but a complex strategy. The name is actually Japanese and it is enjoyed by many people in different parts of the world. Tsumego is the Japanese term for a type of go problem based on life-and-death. Hitachi offers the visitors to its corporate website a Tsumego problem for both elementary/intermediate levels. Answers are provided in the following update. (Starting October 2019, the questions will be updated non-regular basis)