MESON Chess Problem Database

Problem Display
PID: 269617 (8/1Q4p1/8/2p4N/2k5/B1p2pK1/5N2/8 w - - 0 1)

Petrasinovic, Petrasin

Sachove umeni (Ceskoslovensky sach), 2011

8/1Q4p1/8/2p4N/2k5/B1p2pK1/5N2/8

#4

5 + 5

SOLUTION

  • SOUND
  • Keys
    • 1.Qb6!
      • threat
        • 2.Bxc5
          • threat
            • 3.Sf4
              • threat
                • 4.Qb4#
          • 2...Kd5
            • 3.Sf4+
              • 3...Kc4
                • 4.Qb4#
              • 3...Ke5
                • 4.Qe6#
          • 2...c2
            • 3.Sf4
              • threat
                • 4.Qb4#
              • 3...Kc3
                • 4.Qb4#
          • 2...g5
            • 3.Sf6
              • threat
                • 4.Qb4#
      • 1...Kd5
        • 2.Sf4+
          • 2...Kc4
            • 3.Bxc5
              • threat
                • 4.Qb4#
          • 2...Ke5
            • 3.Qe6+
              • 3...Kd4
                • 4.Qe4#
      • 1...c2
        • 2.Qxc5+
          • 2...Kb3
            • 3.Qb4+
              • 3...Ka2
                • 4.Qb2#
      • 1...g5
        • 2.Sf6
          • threat
            • 3.Bxc5
              • threat
                • 4.Qb4#
          • 2...c2
            • 3.Bxc5
              • threat
                • 4.Qb4#
              • 3...Kc3
                • 4.Qb4#
          • 2...g4
            • 3.Bxc5
              • 3...c2
                • 4.Qb4#
      • 1...g6
        • 2.Sf6
          • threat
            • 3.Bxc5
              • threat
                • 4.Qb4#
          • 2...c2
            • 3.Bxc5
              • threat
                • 4.Qb4#
              • 3...Kc3
                • 4.Qb4#

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