MESON Chess Problem Database

Problem Display
PID: 149325 (8/8/4Q3/2Pp3b/1k1Kp3/1P1p4/PN6/8 w - - 0 1)

Ott, Hans

Schweizer Illustrierte Zeitung, 1933

8/8/4Q3/2Pp3b/1k1Kp3/1P1p4/PN6/8

#3

6 + 5

15158 Hans Ott Schachprobleme (Kummer) 1986

SOLUTION

  • SOUND
  • Sets
    • 1...Ka5
      • 2.Qb6#
    • 1...Kb5
      • 2.Qb6#
    • 1...Bd1
      • 2.Qa6
        • threat
          • 3.Qa4#
        • 2...Bxb3
          • 3.a3#
    • 1...Be2
      • 2.Qa6
        • threat
          • 3.Qa4#
    • 1...Bf3
      • 2.Qa6
        • threat
          • 3.Qa4#
    • 1...e3
      • 2.Sxd3+
        • 2...Ka3
          • 3.Qa6#
        • 2...Ka5
          • 3.Qb6#
        • 2...Kb5
          • 3.Qb6#
      • 2.Qa6
        • threat
          • 3.Sxd3#
          • 3.Qa4#
  • Tries
    • 1.Sxd3+?
      • 1...Ka3
        • 2.Qa6#
      • 1...Ka5
        • 2.Qb6#
      • 1...Kb5
        • 2.Qb6#
      • 1...exd3!
    • 1.Sc4?
      • threat
        • 2.Qb6#
      • 1...Be8
        • 2.Qb6+
          • 2...Bb5
            • 3.Qa5#
        • 2.Qxe8
          • threat
            • 3.Qa4#
            • 3.Qb8#
      • 1...dxc4!
  • Keys
    • 1.Sd1!
      • threat
        • 2.Qb6+
          • 2...Ka3
            • 3.Qa5#
      • 1...Ka3
        • 2.Qa6+
          • 2...Kb4
            • 3.Qa4#
      • 1...Bxd1
        • 2.Qa6
          • threat
            • 3.Qa4#
          • 2...Bxb3
            • 3.a3#
      • 1...Be8
        • 2.Qxe8
          • threat
            • 3.Qa4#
          • 2...Ka3
            • 3.Qa4#
          • 2...Ka5
            • 3.Qa4#

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