Meson Chess Problem Database

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Problem Display

PID: 268710 (8/8/4N3/3prr2/B5pb/2B1p3/K3p2N/2k1n1Qb w - - 0 1)

Bosma, Rinke

Probleemblad, 1986

8/8/4N3/3prr2/B5pb/2B1p3/K3p2N/2k1n1Qb

#3

6 + 10

SOLUTION

SOUND
Sets
- 1...Rf2
  - 2.Qxe1#
- 1...Rf3
  - 2.Sd4
    - threat
      - 3.Sxe2#
    - 2...Rf2
      - 3.Qxe1#
- 1...Rf4
  - 2.Sxf4
    - threat
      - 3.Sxe2#
      - 3.Sd3#
- 1...Rg5
  - 2.Sf4
    - threat
      - 3.Sxe2#
      - 3.Sd3#
  - 2.Sc5
    - threat
      - 3.Sd3#
    - 2...Be4
      - 3.Qxe3#
- 1...Rh5
  - 2.Sf4
    - threat
      - 3.Sxe2#
      - 3.Sd3#
  - 2.Sc5
    - threat
      - 3.Sd3#
    - 2...Be4
      - 3.Qxe3#
- 1...Bf3
  - 2.Sc5
    - threat
      - 3.Sd3#
    - 2...Be4
      - 3.Qxe3#
- 1...Be4
  - 2.Qxe3#
- 1...Bg5
  - 2.Qxe1#
- 1...Bf6
  - 2.Qxe1#
- 1...Be7
  - 2.Qxe1#
- 1...Bd8
  - 2.Qxe1#
- 1...g3
  - 2.Qxe1#
Tries
- 1.Sd4?
  - threat
    - 2.Sxe2#
  - 1...Rf2
    - 2.Qxe1#
  - 1...Bf3!
- 1.Sf4?
  - threat
    - 2.Sxe2#
    - 2.Sd3#
  - 1...Bf3
    - 2.Sd3#
  - 1...Be4
    - 2.Sxe2#
    - 2.Qxe3#
  - 1...Rxf4!
- 1.Sc5?
  - threat
    - 2.Sd3#
  - 1...Be4
    - 2.Qxe3#
  - 1...Rf1!
- 1.Bd2+?
  - 1...exd2
    - 2.Qc5+
      - 2...Sc2
        3.Qxc2#
  - 1...Kxd2!
Keys
- 1.Sf3!
  - threat
    - 2.Bb2#
  - 1...Rxf3
    - 2.Sd4
      - threat
        3.Sxe2#
      - 2...Rf2
        3.Qxe1#
  - 1...Bxf3
    - 2.Sc5
      - threat
        3.Sd3#
      - 2...Be4
        3.Qxe3#
  - 1...gxf3
    - 2.Sc5
      - threat
        3.Sd3#

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