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Problem Display

PID: 235983 (rb2b3/p1PP1p2/P1PP1P2/1N5R/3p4/3p4/3P2R1/4k1K1 w - - 0 1)

Hultberg, Gustav Herbert

Freie Presse, 1985

rb2b3/p1PP1p2/P1PP1P2/1N5R/3p4/3p4/3P2R1/4k1K1

#3

11 + 8

6490	yacpdb	2021

SOLUTION

SOUND
Tries
- 1.Sc3?
  - threat
    - 2.Re5#
    - 2.dxe8Q#
    - 2.dxe8R#
  - 1...Bxc7
    - 2.Re5#
  - 1...Bxd7
    - 2.Re5#
  - 1...dxc3!
- 1.Sxd4?
  - threat
    - 2.Rh1
      - threat
        3.Kh2#
      - 2...Kd1
        3.Kh2#
    - 2.Ra5
      - threat
        3.Ra1#
      - 2...Kd1
        3.Ra1#
    - 2.Rb5
      - threat
        3.Rb1#
      - 2...Kd1
        3.Rb1#
    - 2.Rf5
      - threat
        3.Rf1#
      - 2...Kd1
        3.Rf1#
  - 1...Bxc7
    - 2.Rf5
      - threat
        3.Rf1#
      - 2...Kd1
        3.Rf1#
  - 1...Bxd7
    - 2.Rh1
      - threat
        3.Kh2#
      - 2...Kd1
        3.Kh2#
  - 1...Kd1!
Keys
- 1.Sa3!
  - threat
    - 2.Rh1
      - threat
        3.Kh2#
      - 2...Kd1
        3.Kh2#
    - 2.Rb5
      - threat
        3.Rb1#
      - 2...Kd1
        3.Rb1#
    - 2.Rf5
      - threat
        3.Rf1#
      - 2...Kd1
        3.Rf1#
  - 1...Kd1
    - 2.Rb5
      - threat
        3.Rb1#
      - 2...Kc1
        3.Rb1#
      - 2...Ke1
        3.Rb1#
  - 1...Bxc7
    - 2.Rf5
      - threat
        3.Rf1#
      - 2...Kd1
        3.Rf1#
  - 1...Bxd7
    - 2.Rh1
      - threat
        3.Kh2#
      - 2...Kd1
        3.Kh2#

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