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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4
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1answer
70 views

How does white win this capturing race?

I'm reading "Sabaki, the art of settling stones" by Richard Bozulich. On page 98, it proposes the following solution for white to settle his stones. The explanation reads "after the ...
3
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1answer
65 views

Does the Cosumi Go site sometimes get the score wrong?

Cosumi claims that I won this game by 37 points: — [9×9, Level 0] Black(You) Wins by 37 Points - Go Browser Game COSUMI But it looks even to me. Am I missing something, or does the site sometimes get ...
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1answer
116 views

What was the effect of AlphaGo on Go?

When the AlphaGo programs first appeared experts claimed certain moves opened their eyes. Now a couple of years later I wonder what the effect is on go. Has human performance improved, like when chess ...
2
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1answer
246 views

Go question about eyes

I just learned how to play GO today, and I was stuck on one thing in particular. This was the board state: As you can see on the south-west corner (close to A1), I tried to capture my opponent's (...
10
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2answers
6k views

What is this game that's similar to Go?

I always thought that Go was played by trying to place 5 of your pieces in a row while blocking your opponent from doing so, but I just recently looked up the rules, and it's completely different. Is ...
3
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1answer
123 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 ...
7
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1answer
109 views

How was “komi” re-set in the past 50 years?

"komi" represents a number of points added to White's score at the end of a game of Go to compensate White for the fact that Black moves first. It is usually X.5 points (e.g. 7.5) to prevent a tie (...
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2answers
118 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)? ...
28
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6answers
2k views

What is a good strategy for engaging children in playing go?

For children what is the youngest age that it makes sense to begin to teach them go? Is it best to start them on a 9x9 board? Will a child that has learned basic algebra be better suited to learn go ...
5
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1answer
91 views

Where can I find a database of go games with move times

I am looking for a database of 19x19 Go games (complete games) including the time spent on each move, or the global time in each move. Other aspect is that its need to be without bots or any ...
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2answers
159 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?
4
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1answer
294 views

Is it possible to live with false eyes, only?

Sometimes, in a game of Go, we get a life where there is a false eye involved: There are two groups with a single real eye, each, but they are connected to one another via a false eye, allowing their ...
5
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2answers
185 views

in Go, why does this setup make a false-eye?

I am an absolute beginner, trying to learn. Let's consider that board (from a tutorial at http://playgo.to/iwtg/en/): It's black's turn to play. The topic is to avoid a false eye at D9. According ...
4
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3answers
110 views

Best move for this pattern, in Go

I am the black side. It’s my turn to play. $$Bcm4 $$ +---------+ $$ |.........| $$ |.........| $$ |..X...X..| $$ |.........| $$ |....,.2..| $$ |....1Xa..| $$ |..XbOOX..| $$ |.........| $$ |.........| ...
4
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1answer
103 views

Newbie go question: why can I do one move but not the other one

I am playing with SmartGo and I don’t understand one situation. I am playing as Black. $$Bcm82 $$ +---------+ $$ |O.O.OX.X.| $$ |OOOOOXXXX| $$ |.OXXOXXO.| $$ |OOOXXXXXX| $$ |COOOOOXXX| $$ |2XO.OOOX.|...
3
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1answer
67 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 ...
12
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3answers
329 views

Why do asymmetric ko fights exist?

When I play teaching games with much stronger go players, situations often come up where one side must win a ko fight in order to survive. In these situations, my opponent will explain to me that ...
2
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1answer
62 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 ...
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0answers
37 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 ...
4
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1answer
92 views

Who has these intersections?

I am a beginner at go and we couldn't resolve this situation with my opponent. Neither of us want to play to these liberties because whoever plays loses their stones. Whose are these two intersections ...
8
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4answers
878 views

How to apply the ko rule (Go)

I’m having trouble understanding how to apply the ko rule. For instance, in the description in Wikipedia, there is an example where the ko rule can potentially apply. But suppose there were two, or ...
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2answers
3k views

Why doesn't a go board have an 'I' ('i') column?

I'm really confused, but it seems to be the convention that there is no I: The rows are numbered 1 to 19...
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4answers
1k views

Why do player start with fighting for the corners in go?

I saw that in most go games the opponents started by placing chips 3 vertices away from the corners. Both players started fighting for the centre only after half of the game had passed. Is there any ...
8
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3answers
39k views

Is there a site to play Go online against a computer?

There are many go servers but all of them seem to be for player-player games. I want to play online against a computer. I found some but it is not an actual go. I was not able to find a real go brain ...
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6answers
3k views

Go, MahJong, and Chess. Together? [closed]

Do you think these games have enough in common to start a serious, competitive club focusing around them? There's definitely enough between Go and Chess, but what about MahJong? I know there is plenty ...
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2answers
176 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 ...
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2answers
161 views

Two space approach moves in igo

In igo, when I plan dan-level players, they often make two-space approach moves like the one shown in the figure below: I have many of the standard books on go and they generally only discuss one ...
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1answer
254 views

How does black kill white in this Tsumego?

I'm struggling with "Basic problem #46" from Tsumego Pro. It looks like this, black to play: $$ |-------------- $$ | . O O . . . . $$ | . . O X X . . $$ | . O O X . X . $$ | X X X O X . . $$ | . . . ...
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7answers
2k views

What do you recommend to learn Go? [closed]

I am a beginner at this great game, and I would like to improve my skills at the game of Go. What resources would you recommend?
4
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2answers
290 views

Go - How does one count territory in these scenarios?

I'm learning to play Go (Japanese rule) however I'm still confuse how to count territory in some cases. Which side each territory belongs to? Scenario 1 $$W Scenario1 $$ -------------------- $$ | . ....
4
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3answers
367 views

Who won this match of Go?

Me and my girlfriend tried playing our first game of Go last night, but we're not sure we understood the rules so we can't determine who won this. Can you understand or maybe mark this so that we ...
27
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1answer
2k views

What are the main results in game theory regarding Go?

What are the main mathematical results concerning Go? Go is a game with simple rules but high game complexity. It is inefficient to apply primitive chess AI methods (such as position brute force and ...
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5answers
744 views

How do I chose invasion or reduction points?

I have the following board: $$cm1 $$ +---------------------------------------+ $$ | . . . . . . . . . . . . . . . . . . . | $$ | . . . . . . . . O . . . . . . . . . . | $$ | . . . . . . . O O . X . . ...
2
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3answers
914 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 ...
7
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4answers
863 views

What are good ways to learn to “read” a sequence of moves mentally?

What are good ways to learn to "read" a sequence of moves mentally (i.e. visualize it in one's mind), in Go? Is practicing on a goban useful, or is trying to stick to mentally imagining the moves ...
6
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3answers
544 views

When should Beginners finish a Game of Go?

I was reading the answers to this question, about who has won a game of Go and came across the two following statements. You pass at the end of the game when you do not think you can increase your ...
5
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2answers
161 views

Advice on teaching Go to a kid

I am a 7k EGF. There is a 7 year old girl, that is a relative of my wife and lives next door. Once I managed to start her interest in Go by playing several Atari-Go games against her. I decided to ...
6
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1answer
258 views

Mysterious move

I'm watching a NHK cup match between Hane Naoki and Chang Hsu with japanese commenters so unfortunately I can't understand the explanations, and there is a move from black I can't understand (move 3 ...
27
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2answers
9k views

What are the difference between Chinese and Japanese rules in Go?

What are the differences? And do these differences influence strategy?
5
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2answers
140 views

Why choose tsuke-nobi after a double keima against hoshi?

I have been looking at §28 of 38 Basic Joseki, which deals with a double keima kakari against a stone on hoshi. I realise that this book is old and restricts itself somewhat, but I am taking it as a ...
4
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1answer
232 views

Is there a site to play Go online against a computer, in 2018? [duplicate]

Apparently there's an old question Is there a site to play Go online against a computer? already but that's in 2014. As we know AlphaGo/Master/Zero permanently changed the Go world, and many AI are ...
4
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2answers
206 views

Examples of steady play in Go games?

I am looking for examples of professional Go games where one of the pros played solid, steady moves that were initially considered slow by the commentators, but eventually won him/her the game. My ...
6
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1answer
125 views

Having started a small avalanche, what does one do with an undefended cutting stone?

Having just looked at the small avalanche (nadare / konadare) in 38 Basic Joseki I tried it out as White in a 2-stone game against GNU Go and was surprised that it left out the move at a, immediately ...
4
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2answers
106 views

What is this alternate cut after 3-3 against double keima round hoshi?

In 38 Basic Joseki, Kosugi & Davies remark in this position: $$c $$ -------------------- $$ -. . . . . . . . . . $$ -. . . . . . . . . . $$ -. . 1 . . O . . . . $$ -. . . X . a . . . X $$ -. . . ...
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2answers
167 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 ...
13
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2answers
332 views

Has computer go impacted the discussion about komi?

Komi is the number of points added to White's score in Go in order to compensate for his going second. Some fifty years ago, it was 5 1/2 points; then playing experience showed that it was ...
3
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1answer
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..- $...
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2answers
426 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 . . . . - $...
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2answers
2k views

Go: How to count territory in this example?

I am very new to go and therefore I have some problems to count the territories. In the following example (13x13) in my point of view black wins. But I still have some questions: Does the black ...
5
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1answer
221 views

Go: How is a “suicidal” move that captures enemy stones handled?

I am trying to get a better understanding of the basic rules of Go. Assume that black has surrounded a white group of stones which has exactly one eye (liberty) inside the group. What would happen if ...

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