Chess problem 49 / Schachaufgabe 49steemCreated with Sketch.

in #chess7 years ago (edited)

English


Chess again? Oh yes! Days which are becoming shorter and cool outdoor temperatures are indicating that winter is already knocking at the door here in Germany. So what could be better than uncasing your chess pieces, sit down with a cup of warm coffee or tea and play some chess games with a friend? Or in case you are a Steemian and know this chess column, instead of that you also could try solve my little chess quiz of today. :-)

This time you have to deal with an endgame position which I have contrieved for you. Apparently black is lost because the white passed pawn at b7 seems to be unstoppable. However, I guess you, the clever readers of this section, will find the only way to rescue the black position ... will you? :)

Deutsch


Schon wieder Schach? Oh ja! In Deutschland werden die Tage ob des nahenden Winters bereits kürzer, und draußen ist es kühl. Was könnte man also Besseres tun, als seine Schachfiguren auszupacken, sich mit einer warmen Tasse Kaffee oder Tee hinzusetzen und ein paar Schachpartien mit einem Freund zu spielen? Ist man ein Steemian und kennt diese Schachkolumne, könnte man stattdessen auch versuchen, mein heutiges kleines Schachrätsel zu lösen. :-)

Dieses Mal habt ihr es mit einer Endspielstellung zu tun, die ich mir für euch ausgedacht habe. Allem Anschein nach ist Schwarz verloren, weil der weiße Freibauer auf b7 unaufhaltsam zu sein scheint. Ich vermute allerdings, dass ihr, die cleveren Leser dieser Schachspalte, den einzigen Weg finden werdet, welcher die schwarze Stellung zu retten vermag ... werdet ihr? :)


FEN: 8/pP6/8/k7/r7/2P5/3K4/8 b - - 0 1

Black to move: / Schwarz am Zug:


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Nice miniature, congrats to the winner :-)

  1. ... Rb4
  2. Pxb4 Ka6
    Stalemate if white converts to Queen or Rook. I assume White can't win with Knight or Bishop.

That looks good

Why exactly can't white win if he converts his pawn into a knight or a bishop? :)

Because black can move Kb4 and then force exchange of pawns through Pa5 after which it's King vs King + Bishop / Knight with no pawns and from memory that's a draw.

That's completely correct! Congrats to you @miniature-tiger, the winner of this round! :)

Thanks @jaki01!

It is on point though. Like your explanation.

Hi again @jaki01. This time was a bit difficult but I think I found the solution. The idea behind this position is to try to enclose the black king by his own pieces:
1. ... Rb4 2. cxb4 + 3. Ka6
If white promotes a Queen or Rook then the position is a draw.
If white promotes a Knight: 3. ... b8 = N + 4. Kb5 Kc3 5. a5 bxa5 6. Kxa5 draw
If white promotes a Bishop: 3. ... b8 = B 4. Kb5 Bd3 5. a5 bxa5 6. Kxa5 draw

Great solution ... but look above, @miniature-tiger was faster this time. :)

Thanks @jaki01... No problem, he made a great job :)

Two puzzles in two days. And this one looks deceptively simple. Thanks for keeping them coming.

Damn missed it again. It always seems like these posts get around 4:00 am in my time zone (greece). Well to be honest, I would have no idea how to solve it. I spend a good time on this, and still got suprised by the solution

Check with rook at a2. King to c1. Rook b2. King takes rook. Black king a6 forcing a draw if white queens. Then black king can capture pawn at next move if white king or other pawn moves.

He could change the pawn to a bishop or knight and probably win though

  1. ... Ra2+
  2. Kc1 Rb2
  3. Kxb2 Ka6
  4. b8Q

I see no draw as the black king can move to a5 now ... (Apart from that white need not to convert the pawn into a queen.)

This is a hard one haha. I was trying to do it quickly in my head. My bad

True. My bad.

K-A6, pawn-B8 queened
R-b4, then if either pawn or queen takes the rook you have a draw
Although I guess white should still win this now...

  1. ... Ka6
  2. b8Q Rb4
  3. Qc8+

And now?

Ah, fell asleep, too late again

These are getting harder!!

Calling @originalworks :)
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Black king infront of bishop

Check it to increase your skill...
Unique game....
Let's check it
Thank's for sharing sir

You are welcome! :)