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This month's OSR update brings you a new monthly problem, an answer to last month's problem, and finally all the details of the July leagues and the 9th OSR Meijin league.

February was a busy month with 151 games played in 4 monthly leagues. The league winners include both new and old faces...

We are getting very close to 900 OSR users! Time to celebrate with a 9x9 tournament!

The Open Study Room is happy to invite you to a lecture by Su Yang aka Jeff about "timing" on Saturday the 29 of September at 19:00 GMT .

For those who don't know him, Jeff is an experienced go teacher ranked EGF 6 dan. You can find more informations about him here or watch his previous OSR lectures in this youtube playlist.

Such lectures are organized and financed …

Stephen Hu (xhu98) AGA 6d (USA) vs. Péter Markó EGF 5d (Hungary), with commentary by Kim Seungjun 9p (Korea) & Diana Koszegi 1p (Hungary). 

This exciting match will be held on  Sunday, May 27 @ 14:00 UTC, and can be viewed on twitch: (link: https://www.twitch.tv/bibalive) twitch.tv/bibalive 

Don't miss it!