Questions tagged [go]

An ancient strategy game for 2 players who try to outwit each other by placing stones on the board to simulate the capturing of territory. To add a board diagram to a post, see instructions in the tag-wiki.

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151 views

Mistake on Josekipedia after probe & invasion on keima shimari?

I have found a possible problem in this joseki, see josekipedia: http://www.josekipedia.com/#path:qdttocrdreqcpdpbrcrbsdobnbncmcndmbpcodsb They comment this white's move as "Makes life". But it ...
173 views

Is the black group dead in this game state? (From Nick Sibicky's lecture #246)

In Nick Sibicky's lecture #246, they state that the black group at T3 is dead: They exactly say that both have 4 liberties and it's White's move so Black is dead. But, after Black connects at S3 and ...
170 views

How would this seki be scored at the end of the game?

I'm a Go beginner with a VERY little bit of experience (three or four actual games under my belt), and I'm looking through the life and death problems at Sensei's Library trying to get a better ...
98 views

Why are the white stones in the bottom left of this game counted as points for black?

I played the following game: https://online-go.com/game/25722260 In the final position, it seems to me that the stones in the bottom left are in seki, but the score estimator says that the white ...
92 views

Tsumego intermediate problem 11 - possible without winning ko two times?

This tsumego (intermediate problem 11) gave me hard time: I actually only found a solution where black must win the ko two times, which is nasty. Is there a better solution? It actually looks like "...
209 views

life and death: 2 x 4 in the corner with defects

In a go game (with another 4K) I got a 2 x 4 region in the corner with lots of defects. W1 almost surely will happen. Can White get life or ko? \$\$Wm1 \$\$ |------------ \$\$ | . . . . X . \$\$ | . . O ...
63 views

Can anyone explain the last move on this go board

I’m learning so I’m going through all beginner problems I’m finding and I do not get this: The problem starts like this; I am trying to protect the black stone on the right side. After I played, the ...
113 views

What joseki, if any, yields this position on page 60 of 38 Basic Joseki?

When introducing pincer joseki on page 60 of 38 Basic Joseki, Kiyoshi Kosugi and James Davies use this position as an illustration: \$\$Bc Illustration of pincer \$\$ --------- \$\$ ........- \$\$ .....O..- \$...
165 views

What is the origins and evolutionary track of Go game?

I didn't find any source explaining the "origins" or "evolution", rather than just history of Go. Book and article suggestions would also be helpful.
849 views

Territory inside of territory

I have a question about the ending/scoring of a Go game. Specifically regarding territory inside of territory. For example, in a position like this: \$\$ --------------------- \$\$ | . . . . . . O . . | \$...
358 views

4-4 pincer variant - not in joseki dictionary

I am 4K and played against 2K in handicap game (2-stones). The point of B3 was to prevent a double-wing shape for white (along the right and bottom) So W4 pincer leads us into this joseki variant. ...
169 views

Corner enclosure after playing star point

As fas as I know the corner is fully closed after adding two more stones to 4-4 But what will happen if I simply play 3-3? Can I consider my corner closed or not?
690 views

Does a Go variant on an infinite board exist?

I've just read the paper Better Computer Go Player with Neural Network and Long-term Prediction which seems to make a big step in direction of getting a better algorithm playing Go than any human. ...
861 views

How many stones for small go boards?

I know the full-size game of Go is played on a 19x19 board and comes with 181 black stones and 180 white stones. This is to accommodate filling every spot on the board with a stone. I want to know if ...
237 views

Does playing a ko add a dimension to the game?

Playing a game of Baduk I was thinking that playing a Ko adds a dimension to the Tree of possibilities. Meaning it at least double the number of next moves the player may think of. Am I kind of right ...
104 views

Tsumego elementary problem 633 - seki?

I'am trying to solve problem 633 of the elementary set (black's move): It seems to me that after black takes the outside liberty, it's a seki. Or is there a better solution?
189 views

Which games are most rewarding to review? [closed]

I play Go online and have by now quite a few sgf's of past games available which I could review. I'm however lazy so I certainly wont review all or even most of them. So which ones can I learn the ...
186 views

Making sense of this app's territory resolution

In this "Go Free" Android app, I'm trying to make sense of the information it presents, in an effort to better understand the game. In the screenshot below: I'd be grateful for any assistance ...
498 views

1) How do you get better at this? Is it just memorizing pro games or does it just come with time? 2) Does it actually improve your game or is it just sort of nice to have. 3) At what point should I ...
269 views

Does the 3-3 invasion work with 3 stones already placed?

With the three black stones placed, I did the 3-3 invasion. \$\$Wm1 \$\$ ---------- \$\$ ........| \$\$ ...X....| \$\$ ...X.1..| \$\$ ....X...| \$\$ ........| I tried tried to force a KO and did get 2 moves ...
167 views

Does qGo + GNU Go save or load handicap games incorrectly and how can one work around it [closed]

When I save a 2-stone handicap game with qGo 2.0.0 using GNU Go 3.9.1 as engine and then open it with the same software, the handicap stones are missing. This is quite annoying, as one has to imagine ...
154 views

Playing white against the Linux programme kigo1, I (c. 6 kyu) reached the following situation, which seems typical of my games with it: (unfortunately one can only put 10 moves in a diagram, so I have ...
409 views

Playing against underestimated player damages my rank at KGS

At GoKGS.com, I (13 kyu) was playing against player ranked as "13k?", and I lost and dropped to 14 kyu. But then we found out (thanks to another user watching the match) that the user is actually much ...
3k views

Go - How does one count territory in these two scenarios? (9x9)

I'm learning to play Go and I was trying to develop a game in java, but I'm still not sure how to count territory in some cases. In the scenario below, which side belongs to White, Top or Bottom? \$...
60 views

What activity is there in Computer Go tournaments?

At the moment, the 17th TCEC superfinal is running, Stockfish vs. Leela. It is considered the unofficial world championship of computer chess, and games are frequently publicly commentated by ...
248 views

A Problem with Hidden Move Go

I have just learned about Hidden Move Go and I have a problem. Let us assume that one of our opponent’s hidden stones has only one liberty, i.e. it is in atari. But they don’t know that, because one ...
300 views

Overplay in orthodox fuseki - Leela AI fails miserably?

I'm not sure how much go is discussed on StackExchange, but currently I prefer trying it here than an actual go forum. This question concerns two topics: Recently the free go AI Leela has been ...
148 views

Are there any single-screen human-vs-human go clients/programs available?

This is a question about Go software, so it might not be the correct place to ask this, but I expect it to be the best place. ;) I want to give a group of people a quick overview on Go but I don't ...
143 views

How can I “censor” players on the IGS server? [closed]

How can censor players on the Internet Go Server (IGS)? It says in the help you can block players from matches by "censoring" them, but there is no "censor" command.
390 views

Why is this NOT joseki?

Why is white 4 in this diagram not joseki? How can it be punished by black and how bad is it compared to standard joseki play? \$\$ ---------- \$\$ ..........| \$\$ ..........| \$\$ ..3.2.....| \$\$ ...4..1...|...
420 views

How to attack White’s corner in this beginner’s 9x9 game?

I'm playing as Black and wasn't able to prevent White from forming a solid area from here with the following sequence: \$\$Bc \$\$ --------------------- \$\$ - . . 6 . . . . . . - \$\$ - 8 0 . 2 5 . . . . - \$...
256 views

Fight - can black stones be killed?

I just tried a fight that ended up this: Can the black stones be killed? It's whites move. First, let's assume that white's chain is safe and look at it as tsumego. I tried several sequences but it ...
220 views

3-3 invasion into 4-4,6-4

In josekipedia, they state that this exchange is a mistake See http://www.josekipedia.com/#path:pdttpfqcpcqdqepbobrbpaqaqb for the full sequence they argue with. But, I think that their argument is ...
93 views

Do my games in the GoKGS get deleted after some time?

At this page (https://www.gokgs.com/help/tilde.html) I read: Your whole list of games (i.e. all those played in the last 180 days) ... This kind of suggests that "my whole list of games" = "all ...
137 views

4-4 high approach joseki question

I have a question about 4-4 high approach joseki. Everything is clear until move 4. I don't know how to respond if black plays C15 instead of the expected C17 (stone number 5). It leads to the ...
166 views

In Go (board game) under Chinese rulings how does the scoring of empty territory work?

I am reading up on the Chinese rules of Go and have trouble understanding the ‘area scoring’ rules they use. I get that each player gets a point for each stone that is alive, for each empty field in ...
154 views

Go game set with balls or spheres

Once in a documentary I saw an exquisite Go Set. The stones were not double or single convex, they were actually balls (round spherical stones). The board had carved channels or grooves, so as you put ...
2k views

Dan levels: difference between amateur and professional? [duplicate]

Is there a difference between amateur and professional dan levels in go? If yes, how are they related?
270 views

3-4 point joseki - wide double-pincer

After a low approach at W2, B3 is a wide pincer. I double-pincered at W4 and then diagonal B5. \$\$ \$\$ . . . . . . . . . . . | \$\$ . . . . . . . . . . . | \$\$ . . . . . . . . 4 . . | \$\$ . . . . . . . 5 ....
104 views

Can having a short break help improve at Go? [closed]

I'd like to know if taking a little break can be a good idea in go. I've read several threads saying that people became stronger after a short break. Can it be true ? Is there some subconscious ...
128 views

Tsumego problem 899

I am not able to solve this tsumego problem 899 of the elementary set. Black is to move and perhaps to kill white. But it seems to me that regardless of what black does, white will always make one eye ...
45 views

CGoban 3 doesn't ask for saving a review!

I just finished a game at GoKGS and the opponent offered me a review. When we ended, the opponent has left first, then I closed the window with the review in a good hope CGoban will ask me if I want ...
126 views

First things to learn about semeai?

I would like to learn more about semeai and be able to quickly learn about how to handle the most common situations (determine quickly whether a group is alive, dead, or undetermined). Now, there is ...
36 views

First steps in go.. where to go? and some score counting questions [closed]

I just started to be interested by Go a week ago. I have read and (I think I) understood the base rules. I went through a few web sites that explain how the game is played and overall, after a ...
132 views

Tsumego elementary problem 157

I tried to solve this tsumego, black is on the move: it seems to me that white can kill black only if he wins the ko two times. Is that correct? After first ko win he will connect at 1-3 and after ...
97 views

Female Go champions?

Has there ever been a female European, East Asian, or other regional Go champion (or, before these titles existed, any woman who was widely regarded as the best Go player in her community or region)? ...
389 views

Oiling fake Yunzi stones [closed]

I bought some "yunzi" stones that came in straw bowls, but they aren't translucent at all. They are fully opaque. Considering the price paid (around 35 dollars, I bought it in Brazil), I think that ...
151 views

Can this game still be won?

I am black and white has expanded more than I thought. It’s almost at tie at this stage but I can’t see how to win. Can this game still be won?
137 views

Go software for studying/reviewing sgf games

I got a great review of my game from another player on GoKGS. So I got this *.sgf file with lots of variants (tree branches) with lots of comments... So now I am looking for a good piece of software ...
81 views

How do I set language in GoKGS?

I am forced to use czech language, but I would like to use English. How can I switch languages in GoKGS? This is what I see when I click File (1st in the menu) and Set preferences (3rd in the submenu)...