00:00So we go king g7, black pawn advances, king f6, and if pawn keeps advancing, then our king, forget about this pawn, it's already on h3, it's too close, but we go on e6, and our pawn now is protected, and our pawn will advance as well.
00:17Of course, black can try to win this pawn first, king b6, but then our king continues his journey, keeping an eye on two directions, king e5, and now if black takes this pawn, then our king is in the square, so that's where it can stop the advance of enemy's pawn, and if pawn goes on h3, then we change the direction.
00:42There were so many studies follow this famous rated position, and it all seems simple now, but I can tell you that when it was first invented and demonstrated, people couldn't believe their eyes.
00:56They were just learning about unlimited opportunities that could be offered by chess geometry.
01:03We can look at another position, similar ideas, more complicated, and the study is a little bit less famous than rating.
01:20White pawn was on c7, just also one square from promotion, but promoting pawn doesn't help, because black gives a check, bishop comes into the game, king c7, bishop takes the queen, protecting the pawn, and after we take the bishop, black pawn is unstoppable.
01:50So what do we can do?
01:54Can we try to prevent black bishop from appearing on a...
