MESON Chess Problem Database

Problem Display
PID: 210187 (Kn4nq/p6b/rrp5/6p1/N6b/4QN2/p7/k7 w - - 0 1)

Froberg, Johan Hilding Laurentius

Springaren, 1989

Kn4nq/p6b/rrp5/6p1/N6b/4QN2/p7/k7

#3

4 + 12

SOLUTION

  • SOUND
  • Sets
    • 1...Qc3
      • 2.Qxc3+
        • 2...Kb1
          • 3.Sd2#
        • 2...Rb2
          • 3.Qxb2#
    • 1...Qd4
      • 2.Qxd4+
        • 2...Kb1
          • 3.Qd1#
        • 2...Rb2
          • 3.Qxb2#
    • 1...Sf6
      • 2.Qd4+
        • 2...Kb1
          • 3.Qd1#
        • 2...Rb2
          • 3.Qxb2#
      • 2.Qc3+
        • 2...Kb1
          • 3.Sd2#
        • 2...Rb2
          • 3.Qxb2#
  • Keys
    • 1.Sd4!
      • threat
        • 2.Qc1+
          • 2...Rb1
            • 3.Sb3#
          • 2...Bb1
            • 3.Sc2#
      • 1...Kb1
        • 2.Qg1+
          • 2...Be1
            • 3.Qxe1#
      • 1...Qxd4
        • 2.Qxd4+
          • 2...Kb1
            • 3.Qd1#
          • 2...Rb2
            • 3.Qxb2#
      • 1...Rb1
        • 2.Qc3+
          • 2...Rb2
            • 3.Qxb2#
      • 1...Rb2
        • 2.Qc1+
          • 2...Rb1
            • 3.Sb3#
          • 2...Bb1
            • 3.Qxb2#
      • 1...Rb3
        • 2.Sxb3+
          • 2...Kb1
            • 3.Qc1#
        • 2.Qc1+
          • 2...Rb1
            • 3.Sb3#
          • 2...Bb1
            • 3.Sc2#
            • 3.Sxb3#
      • 1...Rb4
        • 2.Qc1+
          • 2...Rb1
            • 3.Sb3#
          • 2...Bb1
            • 3.Sc2#
      • 1...Rb5
        • 2.Qc1+
          • 2...Rb1
            • 3.Sb3#
          • 2...Bb1
            • 3.Sc2#
      • 1...Rb7
        • 2.Qc1+
          • 2...Rb1
            • 3.Sb3#
          • 2...Bb1
            • 3.Sc2#
      • 1...Bb1
        • 2.Qc3+
          • 2...Rb2
            • 3.Sb3#
            • 3.Qxb2#
      • 1...Bc2
        • 2.Qc1+
          • 2...Rb1
            • 3.Sxc2#
          • 2...Bb1
            • 3.Sc2#
      • 1...Bd3
        • 2.Qc1+
          • 2...Rb1
            • 3.Sb3#
          • 2...Bb1
            • 3.Sc2#
      • 1...Be4
        • 2.Qc1+
          • 2...Rb1
            • 3.Sb3#
          • 2...Bb1
            • 3.Sc2#
      • 1...Bf5
        • 2.Qc1+
          • 2...Rb1
            • 3.Sb3#
          • 2...Bb1
            • 3.Sc2#
      • 1...Bg6
        • 2.Qc1+
          • 2...Rb1
            • 3.Sb3#
          • 2...Bb1
            • 3.Sc2#

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