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Problem Display

PID: 228548 (8/1pN5/1p6/p1p5/kb6/pR1P4/P7/3N2K1 w - - 0 1)

Martindale, Frank W

Chess Problems - Martindale, FW, 1872

8/1pN5/1p6/p1p5/kb6/pR1P4/P7/3N2K1

#3

6 + 7

6490	yacpdb	2020

SOLUTION

SOUND
Sets
- 1...Bc3
  - 2.Sxc3#
- 1...b5
  - 2.Sd5
    - threat
      - 3.Sb6#
    - 2...b6
      - 3.Sxb6#
  - 2.Sa8
    - threat
      - 3.Sb6#
    - 2...b6
      - 3.Sxb6#
Tries
- 1.Sb5?
  - threat
    - 2.Sdc3+
      - 2...Bxc3
        3.Sxc3#
    - 2.Sxa3
      - threat
        3.Sb2#
      - 2...Bxa3
        3.Sc3#
      - 2...Bc3
        3.Sxc3#
    - 2.Sbc3+
      - 2...Bxc3
        3.Sxc3#
  - 1...Bd2
    - 2.Sdc3+
      - 2...Bxc3
        3.Sxc3#
    - 2.Sbc3+
      - 2...Bxc3
        3.Sxc3#
  - 1...Be1
    - 2.Sdc3+
      - 2...Bxc3
        3.Sxc3#
    - 2.Sbc3+
      - 2...Bxc3
        3.Sxc3#
  - 1...c4
    - 2.Sdc3+
      - 2...Bxc3
        3.Sxc3#
    - 2.Sbc3+
      - 2...Bxc3
        3.Sxc3#
  - 1...Kxb5!
- 1.Rxa3+?
  - 1...Bxa3
    - 2.Sc3+
      - 2...Kb4
        3.S7d5#
  - 1...Kxa3!
Keys
- 1.Rc3!
  - threat
    - 2.Rc4
      - 2...b5
        3.Sc3#
  - 1...Bxc3
    - 2.Sxc3+
      - 2...Kb4
        3.S7d5#
  - 1...c4
    - 2.Rxc4
      - 2...b5
        3.Sc3#
  - 1...b5
    - 2.Sd5
      - threat
        3.Sb6#
      - 2...Bxc3
        3.S1xc3#
      - 2...b6
        3.Sxb6#

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