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vote
2answers
82 views

Using the tree window in SCID on a subset of games in the database

With a database open in SCID, one can use the tree window to explore openings. Among other things, it shows the frequency of each move that has been played in the current position and how well that ...
4
votes
4answers
149 views

In the opening stage, can we determine that one move is better than another by looking at winning percentage?

After 1.c4 Nf6 2. Nc3 g6, thousands of games have been played with the following two moves of white: 3.g3 and 3.e4. It seems that the winning percentage suggested that 3.e4 is clearly better than 3....
0
votes
3answers
546 views

Where can I find a good chess database? [closed]

What is the best chess database out there (quality vs. price). Do you recommend online or offline chess database. Any experience with chessbase, chessok, chesstempo or openingmaster?
5
votes
0answers
396 views

How to use masks in scid for opening training [closed]

I've been trying to understand how the "mask" feature works in scid and how to use it for training opening lines. So far I did the following: open a database of master games in scid open the tree ...
8
votes
2answers
664 views

Is the advance Caro-Kann becoming less popular?

In my own games I have seen fewer advance Caro-Kann games (1. e4 c6 2. d4 d5 3. e5) than the semi-open games (3. Nc3 or 3. Nd2) or the Botvinnik systems (3. exd5 cxd5 4. c4 or 2. c4). My questions ...
1
vote
2answers
131 views

software for a survey of chess openings

Is there any a free software or free pgn files that presents a survey of all openings and their variations (the deeper the best) similar to those found in chess opening references like MCO or ECO ? I ...
5
votes
1answer
271 views

Is it still possible to develop new openings?

I have been using this opening that I accidentally started using a lot and then got good results in Blitz games. I'm almost sure it won't last a chance in standard games but it made me curious about a ...
1
vote
2answers
89 views

Meaning of move stats in opening databases

I naively thought that if I picked the biggest winning move (for example using white) in the database and kept picking moves that white would always win, but at some point the advantage for white ...
8
votes
5answers
966 views

In an opening tree on ChessBase, how can we fix the statistics so that transpositions are not taken into account in the total number of games?

In an opening tree (also called "opening explorer" or "openings book") on ChessBase 12, here are the statistics that we get after 1. Nf3 c5 : So it seems that after 1. Nf3 c5 White will play 2. e4 93%...
3
votes
2answers
257 views

In a ChessBase opening tree how can we put a column that displays the percent of time each move is played or a column that displays “Perf” minus “Av”?

Here are the columns displayed in an opening tree on ChessBase 12: I would be interested in adding two columns: A column which displays the percent of time each move is played in the position. So ...
4
votes
1answer
268 views

How can I use Scid to figure how I should divide study time for each opening line?

I have a database (Scid) that is mostly made up of games downloaded from TWIC. I know my rating (low 2000s). As an example, I want to play the Classical Sicilian as black. It can be reached either as ...
5
votes
2answers
3k views

Additional openings that are Chess Position Trainer compatible

I just started playing with Chess Position Trainer and I really enjoy the experience of playing through the "Closed Sicilian” repetoir that comes pre-loaded. The manual mentions that you can build ...
4
votes
1answer
2k views

How to create your own opening book for your own chess engine?

I am currently working on a chess engine in Java. I am using the minimax algorithm with alpha-beta pruning to select the best move. However, it is inefficient to use the algorithm for selecting ...
5
votes
2answers
1k views

In ChessBase 12, when viewing an Opening Tree, why do all the games always stop near move 26?

I have ChessBase 12 64Bit. To create an Opening Tree I do the following steps: I click on "Mega Database 2014". I filter all the 5.8 millions games like I want (for example, taking only the games ...
9
votes
5answers
4k views

Is the Grand Prix Attack a poor response to the Sicilian?

The Grand Prix Attack begins 1. e4 c5 2. Nc3 Nc6 3. f4. It is an anti-Sicilian for white that is popular among club players because playing it requires memorizing significantly less theory than the ...
2
votes
4answers
763 views

Chess openings together with games played using this opening

I am looking for a resource where I can get a list of chess openings (the more comprehensive the better) together with games that were played using this opening. Up till now the only good thing I was ...
6
votes
3answers
2k views

Is it possible to download a big txt file containing many openings?

I am creating a small chess engine for a CS class, nothing serious, i need to read the openings from a txt file or any format, i can go to websites like chessgames.com and download individual games, ...
11
votes
6answers
6k views

Database of every possible move in chess

Imagine that there is a chess database of every possible move and position. This database contains all possible moves from opening to end game. If I played using my intuition against a chess engine, ...