MESON Chess Problem Database

Problem Display
PID: 248730 (8/8/8/1r4N1/8/6Q1/1p4bB/1K5k w - - 0 1)

Kozdon, Baldur

Deutsche Schachzeitung, 1979

8/8/8/1r4N1/8/6Q1/1p4bB/1K5k

#3

4 + 4

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bf1
      • 2.Qg1#
    • 1...Bf3
      • 2.Qg1#
    • 1...Bh3
      • 2.Qg1#
    • 1...Be4+
      • 2.Sxe4
        • threat
          • 3.Sf2#
          • 3.Qg1#
    • 1...Bd5
      • 2.Qg1#
    • 1...Bc6
      • 2.Qg1#
    • 1...Bb7
      • 2.Qg1#
    • 1...Ba8
      • 2.Qg1#
  • Tries
    • 1.Sf3?
      • threat
        • 2.Qe1+
          • 2...Bf1
            • 3.Qxf1#
        • 2.Qf2
          • threat
            • 3.Qg1#
      • 1...Ra5
        • 2.Qe1+
          • 2...Bf1
            • 3.Qxf1#
      • 1...Rc5
        • 2.Qe1+
          • 2...Bf1
            • 3.Qxf1#
      • 1...Rd5
        • 2.Qe1+
          • 2...Bf1
            • 3.Qxf1#
      • 1...Rg5
        • 2.Qxg5
          • 2...Bxf3
            • 3.Qg1#
          • 2...Bf1
            • 3.Qg1#
          • 2...Bh3
            • 3.Qg1#
      • 1...Re5!
    • 1.Qf2?
      • threat
        • 2.Qg1#
      • 1...Kxh2
        • 2.Sf3+
          • 2...Kh1
            • 3.Qg1#
          • 2...Kh3
            • 3.Qh4#
      • 1...Be4+!
  • Keys
    • 1.Bg1!
      • threat
        • 2.Qh2#
      • 1...Be4+
        • 2.Sxe4
          • threat
            • 3.Sf2#
            • 3.Qh2#
      • 1...Kxg1
        • 2.Sf3+
          • 2...Kf1
            • 3.Qe1#
          • 2...Kh1
            • 3.Qh2#

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