Meson Chess Problem Database

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Problem Display

PID: 28827 (6kr/7n/4N2n/4NR2/5K2/8/8/8 w - - 0 1)

Loyd, Sam

Chess Monthly, 1857

6kr/7n/4N2n/4NR2/5K2/8/8/8

#3

4 + 4

5206	Sam Loyd and His Chess Problems	1913
3713	Snap	2015

SOLUTION

SOUND
Sets
- 1...Sg4
  - 2.Rf7
    - threat
      - 3.Rg7#
- 1...Sf7
  - 2.Sg4
    - 2...Shg5
      - 3.Sf6#
    - 2...Sf6
      - 3.Sxf6#
    - 2...Sf8
      - 3.Sf6#
    - 2...Se5
      - 3.Sh6#
    - 2...Sfg5
      - 3.Sh6#
    - 2...Sd6
      - 3.Sh6#
    - 2...Sh6
      - 3.Sxh6#
    - 2...Sd8
      - 3.Sh6#
  - 2.Rxf7
    - threat
      - 3.Rg7#
- 1...Sg5
  - 2.Rxg5+
    - 2...Kh7
      - 3.Rg7#
- 1...Sf6
  - 2.Rg5+
    - 2...Kh7
      - 3.Rg7#
Keys
- 1.Rf7!
  - threat
    - 2.Rg7#
  - 1...Sxf7
    - 2.Sg4
      - 2...Se5
        3.Sh6#
      - 2...Sfg5
        3.Sh6#
      - 2...Sd6
        3.Sh6#
      - 2...Sh6
        3.Sxh6#
      - 2...Sd8
        3.Sh6#
      - 2...Shg5
        3.Sf6#
      - 2...Sf6
        3.Sxf6#
      - 2...Sf8
        3.Sf6#
  - 1...Sf5
    - 2.Kxf5
      - threat
        3.Rg7#

This anticipates 155476(2000)

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