MESON Chess Problem Database
Problem Display
PID: 20068 (8/8/8/p7/k1Kb4/3N4/3P4/1N6 w - - 0 1)
Niemeijer, Meindert
De Amsterdammer, 1922
#4
4 + 3
SOLUTION
- SOUND
- Keys
- 1.Sf4!
- threat
- 2.Sd3
- 2...Ba1
- 3.Sc5#
- 2...Bg1
- 3.Sb2#
- 2...Bb2
- 3.Sxb2#
- 3.Sc5#
- 2...Bf2
- 3.Sb2#
- 2...Bc3
- 3.Sc5#
- 2...Be3
- 3.Sb2#
- 2...Bc5
- 3.Sb2#
- 3.Sxc5#
- 2...Be5
- 3.Sc5#
- 2...Bb6
- 3.Sb2#
- 2...Bf6
- 3.Sc5#
- 2...Ba7
- 3.Sb2#
- 2...Bg7
- 3.Sc5#
- 2...Bh8
- 3.Sc5#
- 2...Ba1
- 2.Sd5
- threat
- 3.d3
- 3...Ba1
- 4.Sb6#
- 3...Bg1
- 4.Sdc3#
- 3...Bb2
- 4.Sb6#
- 3...Bf2
- 4.Sdc3#
- 3...Bc3
- 4.Sdxc3#
- 4.Sb6#
- 3...Be3
- 4.Sdc3#
- 3...Bc5
- 4.Sdc3#
- 3...Be5
- 4.Sb6#
- 3...Bb6
- 4.Sdc3#
- 4.Sxb6#
- 3...Bf6
- 4.Sb6#
- 3...Ba7
- 4.Sdc3#
- 3...Bg7
- 4.Sb6#
- 3...Bh8
- 4.Sb6#
- 3...Ba1
- 3.d3
- 2...Ba1
- 3.Sb6#
- 2...Bg1
- 3.Sdc3#
- 2...Bb2
- 3.Sb6#
- 2...Bf2
- 3.Sdc3#
- 2...Bc3
- 3.Sdxc3#
- 3.Sb6#
- 2...Be3
- 3.Sdc3#
- 2...Bc5
- 3.Sdc3#
- 2...Be5
- 3.Sb6#
- 2...Bb6
- 3.Sdc3#
- 3.Sxb6#
- 2...Bf6
- 3.Sb6#
- 2...Ba7
- 3.Sdc3#
- 2...Bg7
- 3.Sb6#
- 2...Bh8
- 3.Sb6#
- threat
- 2.Sd3
- 1...Ba1
- 2.Sd5
- threat
- 3.Sb6#
- 2...Bd4
- 3.d3
- 3...Ba1
- 4.Sb6#
- 3...Bg1
- 4.Sdc3#
- 3...Bb2
- 4.Sb6#
- 3...Bf2
- 4.Sdc3#
- 3...Bc3
- 4.Sdxc3#
- 4.Sb6#
- 3...Be3
- 4.Sdc3#
- 3...Bc5
- 4.Sdc3#
- 3...Be5
- 4.Sb6#
- 3...Bb6
- 4.Sdc3#
- 4.Sxb6#
- 3...Bf6
- 4.Sb6#
- 3...Ba7
- 4.Sdc3#
- 3...Bg7
- 4.Sb6#
- 3...Bh8
- 4.Sb6#
- 3...Ba1
- 3.d3
- threat
- 2.Sd5
- 1...Bg1
- 2.Sd5
- threat
- 3.Sdc3#
- 2...Bd4
- 3.d3
- 3...Ba1
- 4.Sb6#
- 3...Bg1
- 4.Sdc3#
- 3...Bb2
- 4.Sb6#
- 3...Bf2
- 4.Sdc3#
- 3...Bc3
- 4.Sdxc3#
- 4.Sb6#
- 3...Be3
- 4.Sdc3#
- 3...Bc5
- 4.Sdc3#
- 3...Be5
- 4.Sb6#
- 3...Bb6
- 4.Sdc3#
- 4.Sxb6#
- 3...Bf6
- 4.Sb6#
- 3...Ba7
- 4.Sdc3#
- 3...Bg7
- 4.Sb6#
- 3...Bh8
- 4.Sb6#
- 3...Ba1
- 3.d3
- threat
- 2.Sd5
- 1...Bb2
- 2.Sd5
- threat
- 3.Sb6#
- 2...Bd4
- 3.d3
- 3...Ba1
- 4.Sb6#
- 3...Bg1
- 4.Sdc3#
- 3...Bb2
- 4.Sb6#
- 3...Bf2
- 4.Sdc3#
- 3...Bc3
- 4.Sdxc3#
- 4.Sb6#
- 3...Be3
- 4.Sdc3#
- 3...Bc5
- 4.Sdc3#
- 3...Be5
- 4.Sb6#
- 3...Bb6
- 4.Sdc3#
- 4.Sxb6#
- 3...Bf6
- 4.Sb6#
- 3...Ba7
- 4.Sdc3#
- 3...Bg7
- 4.Sb6#
- 3...Bh8
- 4.Sb6#
- 3...Ba1
- 3.d3
- threat
- 2.Sd5
- 1...Bf2
- 2.Sd5
- threat
- 3.Sdc3#
- 2...Bd4
- 3.d3
- 3...Ba1
- 4.Sb6#
- 3...Bg1
- 4.Sdc3#
- 3...Bb2
- 4.Sb6#
- 3...Bf2
- 4.Sdc3#
- 3...Bc3
- 4.Sdxc3#
- 4.Sb6#
- 3...Be3
- 4.Sdc3#
- 3...Bc5
- 4.Sdc3#
- 3...Be5
- 4.Sb6#
- 3...Bb6
- 4.Sdc3#
- 4.Sxb6#
- 3...Bf6
- 4.Sb6#
- 3...Ba7
- 4.Sdc3#
- 3...Bg7
- 4.Sb6#
- 3...Bh8
- 4.Sb6#
- 3...Ba1
- 3.d3
- threat
- 2.Sd5
- 1...Bc3
- 2.Sd5
- threat
- 3.Sdxc3#
- 3.Sb6#
- 2...Bd4
- 3.d3
- 3...Ba1
- 4.Sb6#
- 3...Bg1
- 4.Sdc3#
- 3...Bb2
- 4.Sb6#
- 3...Bf2
- 4.Sdc3#
- 3...Bc3
- 4.Sdxc3#
- 4.Sb6#
- 3...Be3
- 4.Sdc3#
- 3...Bc5
- 4.Sdc3#
- 3...Be5
- 4.Sb6#
- 3...Bb6
- 4.Sdc3#
- 4.Sxb6#
- 3...Bf6
- 4.Sb6#
- 3...Ba7
- 4.Sdc3#
- 3...Bg7
- 4.Sb6#
- 3...Bh8
- 4.Sb6#
- 3...Ba1
- 3.d3
- threat
- 2.Sd5
- 1...Be3
- 2.Sd5
- threat
- 3.Sdc3#
- 2...Bd4
- 3.d3
- 3...Ba1
- 4.Sb6#
- 3...Bg1
- 4.Sdc3#
- 3...Bb2
- 4.Sb6#
- 3...Bf2
- 4.Sdc3#
- 3...Bc3
- 4.Sdxc3#
- 4.Sb6#
- 3...Be3
- 4.Sdc3#
- 3...Bc5
- 4.Sdc3#
- 3...Be5
- 4.Sb6#
- 3...Bb6
- 4.Sdc3#
- 4.Sxb6#
- 3...Bf6
- 4.Sb6#
- 3...Ba7
- 4.Sdc3#
- 3...Bg7
- 4.Sb6#
- 3...Bh8
- 4.Sb6#
- 3...Ba1
- 3.d3
- threat
- 2.Sd5
- 1...Bc5
- 2.Sd5
- threat
- 3.Sdc3#
- 2...Bd4
- 3.d3
- 3...Ba1
- 4.Sb6#
- 3...Bg1
- 4.Sdc3#
- 3...Bb2
- 4.Sb6#
- 3...Bf2
- 4.Sdc3#
- 3...Bc3
- 4.Sdxc3#
- 4.Sb6#
- 3...Be3
- 4.Sdc3#
- 3...Bc5
- 4.Sdc3#
- 3...Be5
- 4.Sb6#
- 3...Bb6
- 4.Sdc3#
- 4.Sxb6#
- 3...Bf6
- 4.Sb6#
- 3...Ba7
- 4.Sdc3#
- 3...Bg7
- 4.Sb6#
- 3...Bh8
- 4.Sb6#
- 3...Ba1
- 3.d3
- threat
- 2.Sd5
- 1...Be5
- 2.Sd5
- threat
- 3.Sb6#
- 2...Bd4
- 3.d3
- 3...Ba1
- 4.Sb6#
- 3...Bg1
- 4.Sdc3#
- 3...Bb2
- 4.Sb6#
- 3...Bf2
- 4.Sdc3#
- 3...Bc3
- 4.Sdxc3#
- 4.Sb6#
- 3...Be3
- 4.Sdc3#
- 3...Bc5
- 4.Sdc3#
- 3...Be5
- 4.Sb6#
- 3...Bb6
- 4.Sdc3#
- 4.Sxb6#
- 3...Bf6
- 4.Sb6#
- 3...Ba7
- 4.Sdc3#
- 3...Bg7
- 4.Sb6#
- 3...Bh8
- 4.Sb6#
- 3...Ba1
- 3.d3
- threat
- 2.Sd5
- 1...Bb6
- 2.Sd5
- threat
- 3.Sdc3#
- 3.Sxb6#
- 2...Bd4
- 3.d3
- 3...Ba1
- 4.Sb6#
- 3...Bg1
- 4.Sdc3#
- 3...Bb2
- 4.Sb6#
- 3...Bf2
- 4.Sdc3#
- 3...Bc3
- 4.Sdxc3#
- 4.Sb6#
- 3...Be3
- 4.Sdc3#
- 3...Bc5
- 4.Sdc3#
- 3...Be5
- 4.Sb6#
- 3...Bb6
- 4.Sdc3#
- 4.Sxb6#
- 3...Bf6
- 4.Sb6#
- 3...Ba7
- 4.Sdc3#
- 3...Bg7
- 4.Sb6#
- 3...Bh8
- 4.Sb6#
- 3...Ba1
- 3.d3
- threat
- 2.Sd5
- 1...Bf6
- 2.Sd5
- threat
- 3.Sb6#
- 2...Bd4
- 3.d3
- 3...Ba1
- 4.Sb6#
- 3...Bg1
- 4.Sdc3#
- 3...Bb2
- 4.Sb6#
- 3...Bf2
- 4.Sdc3#
- 3...Bc3
- 4.Sdxc3#
- 4.Sb6#
- 3...Be3
- 4.Sdc3#
- 3...Bc5
- 4.Sdc3#
- 3...Be5
- 4.Sb6#
- 3...Bb6
- 4.Sdc3#
- 4.Sxb6#
- 3...Bf6
- 4.Sb6#
- 3...Ba7
- 4.Sdc3#
- 3...Bg7
- 4.Sb6#
- 3...Bh8
- 4.Sb6#
- 3...Ba1
- 3.d3
- threat
- 2.Sd5
- 1...Ba7
- 2.Sd5
- threat
- 3.Sdc3#
- 2...Bd4
- 3.d3
- 3...Ba1
- 4.Sb6#
- 3...Bg1
- 4.Sdc3#
- 3...Bb2
- 4.Sb6#
- 3...Bf2
- 4.Sdc3#
- 3...Bc3
- 4.Sdxc3#
- 4.Sb6#
- 3...Be3
- 4.Sdc3#
- 3...Bc5
- 4.Sdc3#
- 3...Be5
- 4.Sb6#
- 3...Bb6
- 4.Sdc3#
- 4.Sxb6#
- 3...Bf6
- 4.Sb6#
- 3...Ba7
- 4.Sdc3#
- 3...Bg7
- 4.Sb6#
- 3...Bh8
- 4.Sb6#
- 3...Ba1
- 3.d3
- threat
- 2.Sd5
- 1...Bg7
- 2.Sd5
- threat
- 3.Sb6#
- 2...Bd4
- 3.d3
- 3...Ba1
- 4.Sb6#
- 3...Bg1
- 4.Sdc3#
- 3...Bb2
- 4.Sb6#
- 3...Bf2
- 4.Sdc3#
- 3...Bc3
- 4.Sdxc3#
- 4.Sb6#
- 3...Be3
- 4.Sdc3#
- 3...Bc5
- 4.Sdc3#
- 3...Be5
- 4.Sb6#
- 3...Bb6
- 4.Sdc3#
- 4.Sxb6#
- 3...Bf6
- 4.Sb6#
- 3...Ba7
- 4.Sdc3#
- 3...Bg7
- 4.Sb6#
- 3...Bh8
- 4.Sb6#
- 3...Ba1
- 3.d3
- threat
- 2.Sd5
- 1...Bh8
- 2.Sd5
- threat
- 3.Sb6#
- 2...Bd4
- 3.d3
- 3...Ba1
- 4.Sb6#
- 3...Bg1
- 4.Sdc3#
- 3...Bb2
- 4.Sb6#
- 3...Bf2
- 4.Sdc3#
- 3...Bc3
- 4.Sdxc3#
- 4.Sb6#
- 3...Be3
- 4.Sdc3#
- 3...Bc5
- 4.Sdc3#
- 3...Be5
- 4.Sb6#
- 3...Bb6
- 4.Sdc3#
- 4.Sxb6#
- 3...Bf6
- 4.Sb6#
- 3...Ba7
- 4.Sdc3#
- 3...Bg7
- 4.Sb6#
- 3...Bh8
- 4.Sb6#
- 3...Ba1
- 3.d3
- threat
- 2.Sd5
- threat
- 1.Sf4!
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