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Problem Display

PID: 252931 (1r5Q/3bp1Pp/NPPr1n1P/qpRpkPK1/4p2N/2n1P3/BR3P2/B7 w - - 0 1)

Schogt, Hans

le Grand, Henk

Probleemblad, 1983

1r5Q/3bp1Pp/NPPr1n1P/qpRpkPK1/4p2N/2n1P3/BR3P2/B7

#3

15 + 12

SOLUTION

SOUND
Sets
- 1...Sb1
  - 2.Rxb1+
    - 2...Qc3
      - 3.Bxc3#
  - 2.Rb4+
    - 2...Sc3
      - 3.Bxc3#
- 1...Sd1
  - 2.Rb4+
    - 2...Sb2
      - 3.Bxb2#
    - 2...Sc3
      - 3.Bxc3#
- 1...Sxa2
  - 2.Rxa2+
    - 2...Qc3
      - 3.Bxc3#
  - 2.Rb4+
    - 2...Sc3
      - 3.Bxc3#
- 1...Se2
  - 2.Rxe2+
    - 2...Qc3
      - 3.Bxc3#
  - 2.Rb4+
    - 2...Sc3
      - 3.Bxc3#
    - 2...Sd4
      - 3.Bxd4#
      - 3.exd4#
- 1...Sa4
  - 2.Rb4+
    - 2...Sb2
      - 3.Bxb2#
    - 2...Sc3
      - 3.Bxc3#
Keys
- 1.Bxd5!
  - threat
    - 2.f4+
      - 2...exf4 ep
        3.Sxf3#
  - 1...Rxc6
    - 2.Bxc6+
      - 2...Kd6
        3.Qxb8#
      - 2...Scd5
        3.Qxb8#
      - 2...Sfd5
        3.Qxb8#
  - 1...Scxd5
    - 2.Ra2+
      - 2...Qc3
        3.Bxc3#
  - 1...Sfxd5
    - 2.g8Q+
      - 2...Rf6
        3.Qxb8#
  - 1...Re6
    - 2.Bxe6+
      - 2...Kd6
        3.Qxb8#
      - 2...Scd5
        3.Qxb8#
      - 2...Sfd5
        3.Qxb8#
  - 1...Se2
    - 2.Be6+
      - 2...Rd5
        3.Qxb8#
      - 2...Sd5
        3.g8Q#
        3.g8S#
        3.g8B#
        3.g8R#
  - 1...Sh5
    - 2.Ba2+
      - 2...Rd5
        3.Qxb8#
      - 2...Sd5
        3.Rb4#

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