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Problem Display

PID: 83267 (8/3p4/4B3/1K6/3Pk3/1R6/8/3R4 w - - 0 1)

Havel, Miroslav

Sachove umeni (Ceskoslovensky sach), 1937

8/3p4/4B3/1K6/3Pk3/1R6/8/3R4

#4

5 + 2

6490	yacpdb	2009

SOLUTION

SOUND
Keys
- 1.Rf1!
  - threat
    - 2.Kc4
      - threat
        3.Bd5#
        3.Bf5#
      - 2...dxe6
        3.Rff3
        3...e5
        4.Rbe3#
    - 2.Kc5
      - threat
        3.Bd5#
        3.Bf5#
      - 2...d6+
        3.Kxd6
        3...Kxd4
        4.Rf4#
        3.Kc4
        3...d5+
        4.Bxd5#
      - 2...dxe6
        3.Rff3
        3...e5
        4.Rbe3#
  - 1...Kxd4
    - 2.Re1
      - threat
        3.Bxd7
        3...Kd5
        4.Rd3#
        3.Bc4
        threat
        4.Rd3#
        3.Bf5
        threat
        4.Rd3#
        3...Kd5
        4.Rd3#
        3.Ree3
        threat
        4.Rbd3#
      - 2...dxe6
        3.Ree3
        threat
        4.Rbd3#
        3...Kd5
        4.Rbd3#
      - 2...d5
        3.Bxd5
        3...Kxd5
        4.Rd3#
  - 1...dxe6
    - 2.Kc5
      - 2...e5
        3.dxe5
        3...Kxe5
        4.Re3#
  - 1...d5
    - 2.Re1+
      - 2...Kxd4
        3.Bxd5
        3...Kxd5
        4.Rd3#
      - 2...Kf4
        3.Rg1
        3...Ke4
        4.Rg4#
    - 2.Rd1
      - 2...Kf4
        3.Rg1
        3...Ke4
        4.Rg4#

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