
Here are the weekly Go problems. Easy Go problem: Find the right shape to make a second eye. Intermediate Go problem: White just played A. First figure out what white’s plan is, then plan your counter attack. Hard Go problem: Knowing that sometimes offense is the best defense – worth four stones. Knowing the best time to ease off – priceless.











Go Commentary: Dang Yifei vs Park Younghun – 4th BC Card Cup
This is a game between Park Younghun and Dang Yifei from the quarter finals of the 4th BC Card Cup. Park Younghun’s ranked number 3 in Korea. On the other hand, Dang Yifei is a new face. He was ranked number 54 in China before this tournament, but he beat Lee Sedol and Tan Xiao before this game. Lee and Tan are number one in Korea and China respectively.