Board Game Arena

I hope you will find this relieving, even if it is somewhat out of topic:

I recently conceded a game, but only because my opponent forgot to play the last move and was out of time, in addition to that he was CLEARLY winning.

That is sportsmanship!

I don't really understand the situation: you ran out of time, he played and lost, but then somehow won? Regardless, the game result is final, that's not going to be changed (certainly not over something trivial like this). You can give the opponent a red thumb, but that's about it. The issue is tha...