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Problem Display

PID: 162929 (4n2q/8/2Kp2N1/4p1n1/1pkNprR1/1p2Q3/3B1pB1/3b3r w - - 0 1)

Ersek, Tibor

Die Schwalbe, 2016

4n2q/8/2Kp2N1/4p1n1/1pkNprR1/1p2Q3/3B1pB1/3b3r

#3

7 + 13

SOLUTION

SOUND
Sets
- 1...Rf1
  - 2.Sxb3
    - threat
      - 3.Sa5#
    - 2...Bxb3
      - 3.Bxf1#
  - 2.Bxf1+
    - 2...Be2
      - 3.Bxe2#
- 1...Rh2
  - 2.Sxb3
    - threat
      - 3.Sa5#
    - 2...Bxb3
      - 3.Bf1#
  - 2.Bf1+
    - 2...Be2
      - 3.Bxe2#
- 1...Rh3
  - 2.Bf1+
    - 2...Be2
      - 3.Bxe2#
- 1...Rh4
  - 2.Sxb3
    - threat
      - 3.Sa5#
    - 2...Bxb3
      - 3.Bf1#
  - 2.Bf1+
    - 2...Be2
      - 3.Bxe2#
- 1...Rh5
  - 2.Sxb3
    - threat
      - 3.Sa5#
    - 2...Bxb3
      - 3.Bf1#
  - 2.Bf1+
    - 2...Be2
      - 3.Bxe2#
- 1...Rh6
  - 2.Sxb3
    - threat
      - 3.Sa5#
    - 2...Bxb3
      - 3.Bf1#
  - 2.Bf1+
    - 2...Be2
      - 3.Bxe2#
- 1...Rh7
  - 2.Bf1+
    - 2...Be2
      - 3.Bxe2#
- 1...Be2
  - 2.Qxb3+
    - 2...Kxd4
      - 3.Be3#
      - 3.Qd5#
- 1...Bf3
  - 2.Qxb3+
    - 2...Kxd4
      - 3.Be3#
      - 3.Qd5#
- 1...Bxg4
  - 2.Qxb3+
    - 2...Kxd4
      - 3.Be3#
      - 3.Qd5#
Tries
- 1.Bf1+?
  - 1...Be2
    - 2.Bxe2#
  - 1...Rxf1!
- 1.Qxb3+?
  - 1...Kxd4
    - 2.Be3#
    - 2.Qd5#
  - 1...Bxb3!
Keys
- 1.Sb5!
  - threat
    - 2.Sa3+
      - 2...bxa3
        3.Qc3#
  - 1...Qh3
    - 2.Sxd6+
      - 2...Sxd6
        3.Sxe5#
  - 1...Rh3
    - 2.Bf1+
      - 2...Be2
        3.Bxe2#
  - 1...Rf3
    - 2.Rxe4+
      - 2...Sxe4
        3.Qxe4#

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