When I play with my friend, he will often knock his own king over when he is going to lose. He ends the game and says, "I lose". Is this permissible?
Does this apply to OTB chess as well? I was playing an online game on FICS and my opponent ran out of time, but I did not have enough material to mate, so the game was drawn.
I think of analysis as the ability to mentally move through variations, recognize tactical ideas in those variations, and draw accurate conclusions regarding the fitness of the resulting positions. I ...
What are some differences between playing online vs playing OTB (over-the-board)? If you are used to playing online, like myself, would playing OTB have a big impact on your play?