MESON Chess Problem Database

Problem Display
PID: 8522 (3q2n1/2NR2br/P2PB3/K1P1R2r/pp1kpP2/1p5p/4PP2/N3B3 w - - 0 1)

Keller, Michael

Prize, Rochade, 1978-1979

3q2n1/2NR2br/P2PB3/K1P1R2r/pp1kpP2/1p5p/4PP2/N3B3

#3

13 + 11

4655 Michael Keller Ein Meister der Schachkomposition 1994

SOLUTION

  • SOUND
  • Sets
    • 1...Qh4
      • 2.Sb5#
    • 1...Qg5
      • 2.Sb5#
    • 1...Qf6
      • 2.Sb5#
    • 1...Qxc7+
      • 2.dxc7#
    • 1...Qe7
      • 2.Sb5#
      • 2.dxe7#
    • 1...Qxd7
      • 2.Kxb4
        • threat
          • 3.Bc3#
        • 2...Qb5+
          • 3.Sxb5#
    • 1...Qa8
      • 2.Sb5#
    • 1...Qb8
      • 2.Kxa4
        • threat
          • 3.Sxb3#
        • 2...Qb5+
          • 3.Sxb5#
        • 2...b2
          • 3.Sc2#
          • 3.Sb3#
    • 1...Qc8
      • 2.Sb5#
    • 1...Qe8
      • 2.Sb5#
    • 1...Qf8
      • 2.Sb5#
    • 1...b2
      • 2.Sc2#
    • 1...a3
      • 2.Sxb3#
    • 1...e3
      • 2.fxe3#
  • Tries
    • 1.Kxa4?
      • threat
        • 2.Sxb3#
        • 2.Sb5#
      • 1...Qxc7
        • 2.Sxb3#
        • 2.dxc7#
      • 1...Rxe5
        • 2.Sxb3#
      • 1...Bxe5
        • 2.Sxb3#
      • 1...Qb8
        • 2.Sxb3#
      • 1...b2
        • 2.Sc2#
        • 2.Sb3#
        • 2.Sb5#
      • 1...Qxd7+!
    • 1.Kxb4?
      • threat
        • 2.Sb5#
        • 2.Bc3#
      • 1...Qxc7
        • 2.Bc3#
        • 2.dxc7#
      • 1...Qxd7
        • 2.Bc3#
      • 1...Qb8+!
    • 1.Rxe4+?
      • 1...Kxc5
        • 2.Rc4#
      • 1...Kxe4!
    • 1.Rxd8?
      • threat
        • 2.Sb5#
      • 1...Rxe5
        • 2.Sb5+
          • 2...Kxc5
            • 3.Rc8#
      • 1...Bxe5!
  • Keys
    • 1.Kb5!
      • threat
        • 2.e3+
          • 2...Kd3
            • 3.Bc4#
      • 1...Qxd7+
        • 2.Kxb4
          • threat
            • 3.Bc3#
          • 2...Qb5+
            • 3.Sxb5#
      • 1...Qb8+
        • 2.Kxa4
          • threat
            • 3.Sxb3#
          • 2...Qb5+
            • 3.Sxb5#
          • 2...b2
            • 3.Sc2#
            • 3.Sb3#

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