Brain Challenge

I had forgotten about this composition until yesterday. Another masterpiece by Ostmoe.

8/2PP4/1rPp4/3p4/1k1P4/2p1B2p/KpP4P/8 w - - 0 1

Comments (4)
No. 1-4
DaveCubby
DaveCubby

After Qxa6, 2...b1=Q+!, 3. Kxb1 stalemate!!

Alena
Alena

It was a very beautiful puzzle.

Alena
Alena

1.c8=B! Rb5
2.d8=B! Rb8
3.Bb7 Rxd8
4.c7 Rf8
5.Ba6 Ra8
6.c8=B Ka5
7.Bf2 Rxa6
8.Bxa6 Kxa6
9.Be1 b1=Q
10.Kxb1 Ka5
11.Bxc3+ Kb5
12.Ka2 Kc6
13.Kb3 Kd7
14.Kb4 Kc6
15.Be1 Kb6
16.Bg3 Kc6
17.c3 Kd7
18.Kb5 Kc7
19.Bf4 Kd7
20.Kb6 Ke6
21.Kc7 Kf5
22.Bg3 Ke4
23.Kxd6 Kf5
24.Kxd5 Kf6
It's a winning position for white.
I saw the idea how to solve this puzzle very quickly.

DaveCubby
DaveCubby
  1. c8=B!!! (Not 1. c8=Q?? Ra6+!!, 2. Qxa6 stalemate!!)


SusanPolgar
EditorSusanPolgar
New Comment
SusanPolgar
EditorSusanPolgar
New Comment
SusanPolgar
EditorSusanPolgar
Updated on
SusanPolgar
EditorSusanPolgar
New Comment
SusanPolgar
EditorSusanPolgar
New Comment
SusanPolgar
EditorSusanPolgar
New Comment
SusanPolgar
EditorSusanPolgar
New Comment
SusanPolgar
EditorSusanPolgar
New Comment
SusanPolgar
EditorSusanPolgar
New Comment
SusanPolgar
EditorSusanPolgar
New Comment