Meson Chess Problem Database

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Problem Display

PID: 26523 (5R2/r1b3nB/1pK2Nr1/pR1P1kp1/6N1/2p3pP/Q1P2n2/2B4b w - - 0 1)

Gamza, Grigory Stepanovich

Rychkov, Vladimir Nikolaevich

The Problemist, 1990

5R2/r1b3nB/1pK2Nr1/pR1P1kp1/6N1/2p3pP/Q1P2n2/2B4b

#3

11 + 12

SOLUTION

SOUND
Sets
- 1...Bxd5+
  - 2.Kxd5
    - threat
      - 3.Sh6#
      - 3.Se4#
      - 3.Sh5#
      - 3.Sd7#
      - 3.Se8#
      - 3.Sg8#
    - 2...Sxg4
      - 3.Sxg4#
      - 3.hxg4#
  - 2.Rxd5+
    - 2...Ke6
      - 3.Re5#
    - 2...Be5
      - 3.Rxe5#
  - 2.Qxd5+
    - 2...Be5
      - 3.Sh6#
      - 3.Qxe5#
- 1...Be5
  - 2.Sh6#
- 1...g2
  - 2.d6#
Keys
- 1.Qc4!
  - threat
    - 2.Sh6+
      - 2...Ke5
        3.Qxc3#
  - 1...Bxd5+
    - 2.Kxd5
      - threat
        3.Se3#
        3.Sh6#
        3.Se4#
        3.Sh5#
        3.Sd7#
        3.Se8#
        3.Sg8#
      - 2...Sxg4
        3.Sxg4#
        3.Qd3#
        3.Qe4#
        3.Qxg4#
        3.hxg4#
    - 2.Rxd5+
      - 2...Ke6
        3.Re5#
      - 2...Be5
        3.Rxe5#
    - 2.Qxd5+
      - 2...Be5
        3.Sh6#
        3.Qxe5#
  - 1...Sxg4
    - 2.hxg4+
      - 2...Ke5
        3.Qxc3#
  - 1...Sd1
    - 2.Qd3+
      - 2...Be4
        3.Qxe4#
  - 1...Se4
    - 2.Qd4
      - threat
        3.Sh6#
    - 2.d6+
      - 2...Sc5+
        3.Se4#
  - 1...Se6
    - 2.Se3+
      - 2...Ke5
        3.Sd7#
    - 2.Sh6+
      - 2...Ke5
        3.Sd7#
    - 2.Se4+
      - 2...Sxf8+
        3.d6#

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