MESON Chess Problem Database

Problem Display
PID: 48357 (N1R4K/k1N2P2/2p5/8/2P5/8/8/7B w - - 0 1)

Knoppel, Jan Heribert

Tidskrift for Schack, 1952

N1R4K/k1N2P2/2p5/8/2P5/8/8/7B

#3

7 + 2

3680 Jan Knoppel Udvalgte Skakproblemer 1955

SOLUTION

  • SOUND
  • Tries
    • 1.Rb8?
      • threat
        • 2.Rb1
          • 2...c5
            • 3.Rb7#
        • 2.Rb2
          • 2...c5
            • 3.Rb7#
        • 2.Rb3
          • 2...c5
            • 3.Rb7#
        • 2.Rb4
          • 2...c5
            • 3.Rb7#
        • 2.Rb6
          • 2...c5
            • 3.Sb5#
            • 3.Rb7#
        • 2.f8Q
          • 2...c5
            • 3.Rb7#
        • 2.f8R
          • 2...c5
            • 3.Rb7#
      • 1...c5
        • 2.Rb7#
      • 1...Kxb8!
    • 1.f8Q?
      • threat
        • 2.Rb8
          • 2...c5
            • 3.Rb7#
        • 2.Qa3+
          • 2...Kb7
            • 3.Qa6#
        • 2.Qb4
          • 2...c5
            • 3.Qa3#
            • 3.Qa5#
            • 3.Qxc5#
            • 3.Qa4#
            • 3.Qb6#
            • 3.Qb7#
            • 3.Qb8#
      • 1...c5
        • 2.Qxc5#
      • 1...Kb7!
    • 1.f8B?
      • 1...c5
        • 2.Bxc5#
      • 1...Kb7!
  • Keys
    • 1.Rg8!
      • threat
        • 2.f8Q
          • threat
            • 3.Qb8#
          • 2...Kb7
            • 3.Qb8#
      • 1...Kb7
        • 2.f8Q
          • 2...Ka7
            • 3.Qb8#
      • 1...c5
        • 2.f8B
          • 2...Kb8
            • 3.Bxc5#

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