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.

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2
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34 views

How can I quickly estimate my level in go by playing against a computer/tablet?

I would like to have an idea of my level in go (in kyu). This would for instance help me choose the most appropriate go books to read. I would like to do this through playing against a program—because ...
14
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3answers
475 views

How to play teaching game and give a useful review

I've reached a rank where I'd like to start and help weaker players improve their games. How can I make a review useful for the opponent? Should I go deep into variations Talk about theory? Should ...
2
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2answers
100 views

How to count non fully walled territory?

I just started to learn Go. I still have some problems to properly understand how to count territory when the game has finished (by both players passing). For example, if the game ends in the ...
8
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2answers
339 views

How to begin learning Go?

I've been playing a bit with Go and after a few games I do get pretty well the different rules. The game indeed has a very deep strategy and I've read that to get a grip at that strategy, a player ...
8
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3answers
491 views

What are examples of Go played on non-flat surfaces, like on a sphere?

I know there was some thought put into how Go looks or feels like if it's not plaey on a flat, rectangular surface, but the surface of a 3-d object like a sphere or a donut. I'm mostly interested in: ...
6
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4answers
315 views

What happens in Go if you “take back” a ko before making a ko threat?

In Go, there is a potentially repetitive sequence of moves called a "ko." So if your opponent takes a ko from you, you have to make a move elsewhere on the board, called a ko threat, before "taking ...
5
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5answers
336 views

How does one set up a 1/4 board for GO?

As a beginner, I was handed a full go board. And, somehow figured it out. A beginner friend wants to start "small" and something like 1/4 of the board. Personally, I think that we should start with ...
10
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4answers
366 views

Is Go played for money?

Playing for money in this meaning would be single games played for some stake, not tournaments with a prize money. Backgammon has a large tradition to be played like, chess a smaller one (I think). I ...
11
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7answers
270 views

At what level should one try to teach go?

I am now at a level where I don't consider myself to be a complete beginner, and I can now recognise at least some of the mistakes made by lower level kyu players. I would like to help other people ...
12
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5answers
277 views

What is a good way to get used to counting points?

Being able to count is important - in the end, it's about the points. Does anyone have any tips to get used to counting during a game, little things that can speed it up or make it a little less ...
10
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7answers
460 views

Strategy for studying professional games?

I recently took A. Dinershtein's Go style test. It was useful to me, as the test is aimed at finding professional players who might think the way you do, for study purposes. It has definitely worked ...
2
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2answers
133 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 ...
2
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4answers
236 views

Magic Sword: Peaceful Variation or is Punishment Possible?

In a game earlier today I encountered a deviation from the Magic Sword pattern that I haven't been able to find anywhere. Instead of cutting, White seemed to offer a peaceful trade of influence for ...
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2answers
172 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 ...
1
vote
2answers
199 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. ...
5
votes
1answer
245 views

Is this corner dead?

Played a game on KGS. We are both 4K. He was good at life and death, and I am rusty. Was B1 sente? $$ ------------| $$ . X O 2 1 . | $$ X . X O . . | $$ . . X O . . | $$ . . X O O . | $$ . . X X ...
2
votes
1answer
153 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 ...
13
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2answers
427 views

Are professional ranks representative for how many stones of handicap players can give each other?

It was mentioned elsewhere that a 9p could not give 7 stones to a 2p. I have no databases available and wondered if this is correct. Bonus: If they aren't representative, why not? And is there a ...
15
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13answers
2k views

Where to play Go online? [closed]

I used to play regularly on KGS but have been inactive for several years. I am frustrated by the Catch-22 of the KGS system: in order to play rated games, you must have a solid rating. Solid ratings ...
9
votes
2answers
217 views

Three-space jump on third line: how to connect?

I've seen that in the diagram below, the two black stones can connect by attaching to the white stone, but I can't work out the sequence. How does black play to connect her stones? $$cm1 $$ . . . . ...
23
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5answers
386 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 ...
7
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1answer
167 views

How to balance influence vs territorial plays on a 13x13 board?

Most of the answers to "What is a good opening on a 13x13 board?" deal generally with the differences between large and medium boards. I'd like to ask more generally about how I should be thinking on ...
7
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4answers
1k views

What is a good opening for Go on a 13x13 board?

I have been playing a lot of Go recently at lunch but we are playing on a 13x13 board instead of a 19x19. I can't seem to ever win! I am beginning to think that my opening is leaving me in a bad ...
7
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2answers
367 views

In Go, Why are “High Point” Openings Seldom Seen in Modern Play?

I'm talking about opening with the "high point" of a "shimari, such as the 3-5 or 4-5 point. The disadvantage is that it allows the opponent to enter near the corner, such as the corresponding 3-4 ...
11
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3answers
518 views

Computer Go algorithms applied to other games?

Fairly recently, Computer Go programs became able to compete with humans using Monte-Carlo Search trees: A Monte Carlo (MC) go program plays random games and easily evaluates the terminal position ...
10
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2answers
589 views

How does the full-size board change the game of Go?

My Go board has two playing surfaces, one big and the other small. As a Go beginner, I have been playing on the reduced size board. I assume this is recommended because it makes games shorter, and ...
13
votes
4answers
282 views

Is there an equivalent of Deep Blue in the Go world?

Deep Blue was a chess-playing computer developed by IBM. On May 11, 1997, the machine won a six-game match by two wins to one with three draws against world champion Garry Kasparov. Kasparov accused ...
19
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1answer
500 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 and big game complexity. It is inefficient to apply primitive chess AI methods (such as position brute force and ...
15
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3answers
1k views

Is playing on a 9x9 board a solved problem?

I would think that on a 9x9 board, the number of possible moves is small enough that computers could exhaustively search all possible permutations and compute a line of play that always wins by moving ...
11
votes
2answers
268 views

Why are Chinese stones half-convex?

Unlike regular ishi that come in full-convex shape, Chinese stones are flat on one side. I found those stones difficult to work with, as they are not easy to pick up from the board. Granted, they lay ...
15
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1answer
1k views

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

What are the differences? And do these differences influence strategy?
8
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4answers
111 views

How many points are won/lost during this exchange?

$$ six=two $$ -.a..... $$ -....... $$ -...OOOO $$ -4....XO $$ -1OOOOOX $$ -XOXXO.X $$ -2X5.XX. $$ -3...... $$ -------- White territory around a is safe. Move 2 and 4 can be swapped for identical ...
13
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3answers
351 views

Why are stones placed with index and middle finger?

I have read that stones should be picked out of the bowl and placed on the board by pinching them between the tips of the index and middle finger. This seems to be a long-standing tradition. Is this ...
7
votes
2answers
160 views

How to protect a large piece of side territory

I've played several games where I have gained a good chunk of side territory, but lost it due to invasion by the other player. Below is an example, ignore the placement outside of the area black ...
5
votes
3answers
175 views

Traditional 1-stone handicap before komi

In "traditional" handicap, when there is a ranking difference of 1, black plays first and there is no komi (Sensei's Library uses this term). But if you play without komi anyway, this is no handicap. ...
11
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2answers
479 views

How far can you safely extend from your own wall?

When extending into what is basically open territory, how far can you extend to increase your influence/moyo, without inviting an invasion?
29
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6answers
909 views

What do you recommend to learn Go?

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?
9
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4answers
423 views

Corner variation which is not in Josekipedia

$$Bcm1 $$ ------------------- $$ . . . . . . . . . | $$ . . . . . . . . . | $$ . . . . a 0 4 8 . | $$ . . . . . 1 5 6 . | $$ . . . . . . 9 7 . | $$ . . . . . . 2 . . | $$ . . . . . . . . . | $$ . . . ...
10
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5answers
487 views

What is the difference between thickness and heavy stones?

Thickness in Go describes a strong formation of stones. A heavy group is one that's over-concentrated. How do I know when my stones are thick, without going too far and becoming heavy? It seems ...
8
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5answers
461 views

Online Resources for Go Tutorials on specific topics

It is well-known that learning about Go is a never-ending process. This question is on resources that I believe to be useful in a certain stage of this learning process. In the very beginning, there ...
14
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3answers
578 views

Resources for learning about good shape?

Shape is immensely important in Go, and you can read about the basics anywhere - don't make empty triangles, table and mouth shapes are good, etc. Where can I find more advanced treatments of shape?
7
votes
2answers
293 views

How do I properly place handicap stones?

Handicap games are very common in Go. The weaker player, taking black, gets to place (usually) up to 9 stones on the board, depending on the difference in skill. Both free and fixed placement are ...
8
votes
4answers
774 views

Second line invasion of two-space extension

The two-space extension is a very common pattern and forms a base. I've found lots of material here, and here, and elsewhere on how it cannot be cut and how to defend against various invasions. ...
17
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2answers
837 views

Where can I watch recorded Go games from Masters?

I think I can learn more if I see what people some kyu above me do. I'm aware of a related question, but I think, this one is more specific and might diverge.
7
votes
1answer
374 views

Deviation of 3-3 invasion - how to live/kill?

I know the following is joseki for an approach of the 4-4 stone followed by a 3/3 invasion... $$cm1 A normal 3/3 invasion joseki (incomplete) $$ +---------------------------------------+ $$ | . . . . ...
5
votes
3answers
276 views

A reference of practical tsumego?

There are insanely many tsumego in existence, but many of them are very artificial and would never occur in real games. While any tsumego helps to improve, specifically learning shapes likely to be ...
4
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2answers
283 views

Komoku-Oogeima joseki order variation

In a game my opponent derived from the joseki line I was familiar with. $$W Actual game $$ ------------ $$ -........... $$ -.94........ $$ -.5128O..... $$ -..X36...0,. $$ -...7....... $$ -........... ...
11
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1answer
169 views

Where can I learn the lingo of Go?

I'm only a beginner at Go, but have been reading the questions in the go tag with interest. However, this game seems to have rather more special terminology than most. What do joseki, shimari, ...
8
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6answers
410 views

What is the formula of rank difference to handicap stones?

When the difference in rank is one stone the weaker player takes black and the komi is 0.5 for white (sometimes called "no komi" even though that's not technically correct). From then on add one ...
8
votes
2answers
970 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 ...