MESON Chess Problem Database

Problem Display
PID: 121037 (5k2/5N1K/n7/B7/8/8/B2R4/8 w - - 0 1)

Froberg, Johan Hilding Laurentius

Postsjakk, 1967

5k2/5N1K/n7/B7/8/8/B2R4/8

#3

5 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sb4
      • 2.Bxb4+
        • 2...Ke8
          • 3.Rd8#
    • 1...Sc7
      • 2.Bb4+
        • 2...Ke8
          • 3.Rd8#
    • 1...Sb8
      • 2.Bb4+
        • 2...Ke8
          • 3.Rd8#
  • Tries
    • 1.Se5?
      • threat
        • 2.Sg6+
          • 2...Ke8
            • 3.Rd8#
      • 1...Ke8
        • 2.Sc6
          • threat
            • 3.Rd8#
          • 2...Kf8
            • 3.Rd8#
      • 1...Sc7
        • 2.Bb4+
          • 2...Ke8
            • 3.Bf7#
      • 1...Ke7!
    • 1.Bb4+?
      • 1...Sc5
        • 2.Bxc5+
          • 2...Ke8
            • 3.Rd8#
      • 1...Sxb4!
    • 1.Re2?
      • threat
        • 2.Sh8
          • threat
            • 3.Sg6#
        • 2.Bd2
          • threat
            • 3.Bh6#
        • 2.Bc3
          • threat
            • 3.Bg7#
        • 2.Bb6
          • 2...Sb4
            • 3.Bc5#
          • 2...Sc5
            • 3.Bxc5#
          • 2...Sc7
            • 3.Bc5#
          • 2...Sb8
            • 3.Bc5#
      • 1...Sb4
        • 2.Bxb4#
      • 1...Sc7
        • 2.Bb4#
      • 1...Sb8
        • 2.Bb4#
      • 1...Sc5!
  • Keys
    • 1.Sh6!
      • threat
        • 2.Rd8+
          • 2...Ke7
            • 3.Sg8#
      • 1...Ke7
        • 2.Sg8+
          • 2...Ke8
            • 3.Rd8#
          • 2...Kf8
            • 3.Rd8#
      • 1...Ke8
        • 2.Rd8+
          • 2...Ke7
            • 3.Sg8#
      • 1...Sc7
        • 2.Bb4+
          • 2...Ke8
            • 3.Bf7#

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