MESON Chess Problem Database

Problem Display
PID: 124739 (8/8/N7/p7/8/k1ppp3/pNP5/KbQB4 w - - 0 1)

Jelinek, Frantisek

Sachove umeni (Ceskoslovensky sach), 1949

8/8/N7/p7/8/k1ppp3/pNP5/KbQB4

#3

6 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...cxb2+
      • 2.Qxb2+
        • 2...Ka4
          • 3.Sc5#
          • 3.Qb3#
    • 1...a4
      • 2.Sxd3#
      • 2.Sc4#
  • Tries
    • 1.cxd3?
      • threat
        • 2.Sa4#
        • 2.Sc4#
        • 2.Qxc3#
      • 1...Bc2
        • 2.Bxc2
          • threat
            • 3.Sd1#
            • 3.Sa4#
            • 3.Sc4#
          • 2...cxb2+
            • 3.Qxb2#
        • 2.Qxc2
          • threat
            • 3.Sc4#
            • 3.Qb3#
            • 3.Qa4#
            • 3.Qxc3#
          • 2...cxb2+
            • 3.Qxb2#
      • 1...c2!
  • Keys
    • 1.Be2!
      • threat
        • 2.Sd1+
          • 2...Ka4
            • 3.Sxc3#
        • 2.Sxd3+
          • 2...Ka4
            • 3.Sdc5#
      • 1...cxb2+
        • 2.Qxb2+
          • 2...Ka4
            • 3.Sc5#
            • 3.Qb3#
      • 1...Bxc2
        • 2.Sxd3+
          • 2...Kb3
            • 3.Sdc5#
          • 2...Ka4
            • 3.Sdc5#
      • 1...dxc2
        • 2.Sd3+
          • 2...Kb3
            • 3.Sdc5#
          • 2...Ka4
            • 3.Sdc5#
      • 1...dxe2
        • 2.Sd1+
          • 2...Ka4
            • 3.Sxc3#
      • 1...d2
        • 2.Sc4+
          • 2...Ka4
            • 3.Sb6#

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