Interesting position (Reinfeld)

Interesting position (Reinfeld)

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t

Joined
28 Mar 10
Moves
3807
10 Aug 10

Was working in Reinfeld's 1001 winning sacs and combo's.Got this.
White to move


After the combination you get this position.
Black to move

Knight for 2 pawns,that wins.Right?
But white only has 2 pawns left making me doubt the win.So I tried and got no further than a draw.



Can it be won?

toet.

MR

Joined
19 Jun 06
Moves
847
10 Aug 10

Maybe it should be renamed "One Thousand Winning Chess Sacrifices and Combinations and One Drawing Combination."

wotagr8game

tbc

Joined
18 Feb 04
Moves
61941
10 Aug 10
3 edits

Originally posted by toeternitoe
Was working in Reinfeld's 1001 winning sacs and combo's.Got this.
White to move
[fen]5rr1/pp1b1P1p/5Q2/3p3k/5K2/8/2P3P1/8 w - - 0 1[/fen]

After the combination you get this position.
Black to move
[fen]8/pp1N3p/8/3p4/5K1k/8/2P3P1/8 b - - 0 3[/fen]
Knight for 2 pawns,that wins.Right?
But white only has 2 pawns left making me doubt the win.So I tr 3 Kf6 16. Kh4 Ke5 17. Kh5 Kf4 18. Na2 Kg3[/pgn]

Can it be won?

toet.
I wouldn't play 7.Na2 but rather 7.g4 (cutting the black King off from h5). Exchanging the white g-pawn for the black h-pawn is totally in whites favour as his king is then free to mop up the remaining black pawns. However, i think mistakes are made before move 7 anyway..

Edit: No i see what you mean, the more you look at the position the harder it appears. I'll have a longer look at this later, very interesting ending. 🙂 Just as a side note, promoting to a Queen instead of a knight appears to win a lot easier as black is forced to play ..Rxf6+ but after Ke5 he is losing another piece as the new Queen can give check and mop up either the bishop or the Rook depending on blacks response...

H

Joined
04 Nov 08
Moves
20542
10 Aug 10
1 edit

ke5 black checks on kf5 threatening to insert his bishop in the pawn chain and get his rook somewhere safer. Looks very drawish. . . but i would not leap to take on the position after the knight underpromotion either.

12 kg4 rather than pg4 forces the black king behind his pawn. Should then be able to swap of king side pawn before returning to wipe out the queen side and queening the remaining pawn?

e4

Joined
06 May 08
Moves
42492
10 Aug 10

You guys can chase a-pawns with Knights till you are blue in the face.

I have a King, a Pawn and a Knight that is all I need....










( 😉 )

t

Joined
28 Mar 10
Moves
3807
10 Aug 10

Rook,
that's not the only questionable solution.
I think Reinfeld wasn't too worried about absolute correctness.Of course,no fritz in those days.

It's good training nonetheless.Very good value for money too.

Marina,
I don't think promoting to queen is an easy win.But in light of that knight ending it might indeed be a better try.

Habeas,
I tried Kg4 too.I had many tries,only gave one line as an example.
No matter what I tried I just cannot win it.

Green,
I'm surprised you haven't solved chess yet.Or have you..... 😉

toet.

e4

Joined
06 May 08
Moves
42492
10 Aug 10
1 edit

Whta about me...I solved the thing.

User 234639 has not posted in this thread. 🙁

If that c2 pawn was on c3 that mate works without my cooky b5.

The thing has the skeleton of a study about it.
Now I mate when Black promotes. (with the pawn on c3)

There may be something in there after all.
Perhpas the diagram is wrong and the pawn is on c3.

Wait till SG comes on - he's good at these things.




edit 1😕G has just posted on another thread.

SG: Can we Zug black into playing d5 - I can get the Knight to the
key square without taking on d5?

M

Joined
12 Mar 03
Moves
44411
10 Aug 10
1 edit

Originally posted by greenpawn34
You guys can chase a-pawns with Knights till you are blue in the face.

I have a King, a Pawn and a Knight that is all I need....

[pgn]
[FEN "5rr1/pp1b1P1p/5Q2/3p3k/5K2/8/2P3P1/8 w - - 0 1"]
[SetUp "1"]

{--------------
. . . . . r r .
p p . b . P . p
. . . . . Q . .
. . . p . . . k
. . . . . K . .
. . . . . . . .
. . P . . . P .
. . . ...[text shortened]... 5 5. Nf3+ Kh5 6. Kf5 a4 7.g4+ Kh6 8. Kf6 a3 9. Nd4 a2 10. Nf5[/pgn]








( 😉 )
Hehe, you can fool some people some of the time, but not all people all the time 😠

You lost a key tempo for black by playing b5. Replace that move by another a-pawn move, and black queens with a pin on the white knight, preventing the checkmate and ... winning for black.

edit. didn't check the following posts. my bad 😳

E
Anansi

Woodshed

Joined
16 Apr 07
Moves
35523
10 Aug 10

Originally posted by greenpawn34
You guys can chase a-pawns with Knights till you are blue in the face.

I have a King, a Pawn and a Knight that is all I need....

[pgn]
[FEN "5rr1/pp1b1P1p/5Q2/3p3k/5K2/8/2P3P1/8 w - - 0 1"]
[SetUp "1"]

{--------------
. . . . . r r .
p p . b . P . p
. . . . . Q . .
. . . p . . . k
. . . . . K . .
. . . . . . . .
. . P . . . P .
. . . ...[text shortened]... 5 5. Nf3+ Kh5 6. Kf5 a4 7.g4+ Kh6 8. Kf6 a3 9. Nd4 a2 10. Nf5[/pgn]








( 😉 )
I guess you mean d4 not d5? This pin problem?

E
Anansi

Woodshed

Joined
16 Apr 07
Moves
35523
10 Aug 10

The N can get there via h4 instead of d4, if Black would just waste a tempo.

E
Anansi

Woodshed

Joined
16 Apr 07
Moves
35523
10 Aug 10

I guess if black was in a hurry you could get this...

S
Caninus Interruptus

2014.05.01

Joined
11 Apr 07
Moves
92274
10 Aug 10

I'd rather take my chances with 1.fxg8=Q than try to win that wretched N ending.

e4

Joined
06 May 08
Moves
42492
10 Aug 10

Hmmm......So would I.

J

Maryland, US

Joined
01 Dec 06
Moves
2401
10 Aug 10

Originally posted by SwissGambit
I'd rather take my chances with 1.fxg8=Q than try to win that wretched N ending.
I agree but there's really nothing wrong with the N mate the way greenpawn laid it out.

t

Joined
28 Mar 10
Moves
3807
10 Aug 10

Originally posted by JDChess
I agree but there's really nothing wrong with the N mate the way greenpawn laid it out.
apart from the fact it doesn't work unless black helps by losing a tempo there is indeed nothing wrong with his line.

Such minor details do not bother him 🙂

toet