Color choice by quick resignation

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Loomis

I hesitated to post this because I don't want to be giving out an exploit, but I think it's a bug that needs to be fixed.

If you resign in your first 2 moves there is no rating change. But the game counts towards what color you get in your next game. A player can resign all their black games on move 2 and only play white for rating.

This actually just happened to me. I don't think the player was trying to exploit the situation, but resigned genuinely. Ratings did not change and on the rematch, colors were reversed.

ceefor

Clever use of game mechanics.

Loomis

It's not clever, it's abusive (or accidental).

Gert-Jan

I agree that this is a bug that must be fixed. You can report it offically.Look at the help section.

Loomis

In a related event, I actually had black twice in a row against the same opponent today (Jul 22). I don't see them timestamped in my history so it might be hard to locate them. But they were against ori0. I'm not sure how he got white twice in a row.

First, I put out a random seek for 1 minute game. I had black, after the game I offered a rematch and I guess he declined.

I put out another random seek for 1 minute game and just coincindentally got paired with him again, and I had black again. Neither of us played any games inbetween.

Not only that, I had black in my game right before the games with ori0 and he had white in his game right before our games.

Loomis

Well, this actually happened to me today.

First game, I had white, opponent resigns after two moves, no rating change. I put out a new seek, get paired with the same guy, but now he has white.

ozzie_c_cobblepot

This exact "accident" happened to me a couple of days ago. Fortunately I had won with black, then he resigned when I had white, and I agreed to the rematch. He was the kind of player who always disabled chat. I didn't play any more games with this person. But I don't remember who it was.

Loomis

I guess the powers that be think it doesn't happen often enough to be a concern. But it seems that some people might be doing it on purpose. 

 

I'd think programmers would be egoistic enough to be ticked at people who abuse loopholes in the code. Maybe they're just not that kind of bunch.

TheGrobe

I thought that the colour selection was based on who had the larger imbalance in their game history so that this tactic would not actually work.

Loomis

Doesn't the resigned game go in the game history?

TheGrobe

Ahh, well if that's being included in the assessment of how out of balance you are then obviously it needs to be fixed.  Could be that only abandoned games (i.e. before any moves are made) are excluded?

TheGrobe

Another related issue is resignation when you don't care for the opening.  I don't know how much this happens here, but as soon as both sides have moved the ability to abort should become a resignation, and it should count in every respect.

I think that forcing a rating adjustment as soon as move one is completed by both sides would actually nip both of these problems in the bud.