Time Travel Starts from the Game

Just look at my wild guesses. 1: Why did Lin Yi travel here? 2: Why is there still Lin Yi's identity and qualifications in this world's database? 3: There is information indicating that Lin Yi of this world once existed. 4: Where has Lin Yi gone in this world? My estimate: Lin Yi in this world challenged the central system AlphaGo, but failed, and the God's Game appeared. Then Lin Yi from this world used himself as a sacrifice and summoned Lin Yi from Aqua Blue Star. 1: Aqua Blue Star Lin Yi was summoned by Lin Yi from this world to defeat Alpha Dog at his own expense. 2: Lin Yi in this world sacrificed himself, but he existed, so he has Lin Yi's qualifications

1. There is a chess piece between the king and the rook; 2. The king is being general; 3. The position where the king passes or reaches is attacked by other chess pieces; 4. The king cannot pass through the grid attacked by the enemy; 5. The king and the rook are not in the same row. (This rule was added by FIDE in 1972 to prevent previous chess players from using the tactic of moving a pawn on the same line as the king to the opponent's bottom line, then turning it into a rook, and then casting the king's rook.) In the following situations, the king's rook cannot be castled in this round: The king or rook has moved. I would like to ask, in Chapter 9, what are the special rules for castling the king's car in a different world when being defeated by a general?

Waiting for your update in two months, don't forget it. You don't like to be a real eunuch, right? The author is great! ! !

5. The protagonist of the Black Cat Gang traveled through time? ? ?