11:39

Trick move? when your opponent is naughty

14:03

[Invasion lecture] Let's study this scary invasion together and be confident to answer!

8:52

[Attacking lecture] 1 more weapon for you to destroy! GoproYeonwoo

14:28

Interesting move or trick move? From 3-3 checking with AI Gopro Yeonwoo

17:56

Let's conquer the 3-5 point with AI simple & good ways to play Goproyeonwoo

12:37

[Joseki lecture] Ai's the most loving joseki ○● 3-4point patternㅣGoproYeonwoo

13:53

Don't hane? just extend! new corner pattern recommended by AI Gopro Yeonwoo

12:54

[Invasion lecture]#1 the most common side invasion don't go to the black hole