MESON Chess Problem Database

Problem Display
PID: 228809 (bN5K/r5nR/2pp1R2/r3k1Pp/2Pp2p1/p2P2P1/Qn6/4N2B w - - 0 1)

Petrov, Evgeny Aleksandrovich

Tidskrift for Schack, 1978

bN5K/r5nR/2pp1R2/r3k1Pp/2Pp2p1/p2P2P1/Qn6/4N2B

#3

11 + 12

SOLUTION

  • SOUND
  • Sets
    • 1...Ra6
      • 2.Sd7#
    • 1...Rb7
      • 2.Sxc6#
    • 1...Rd7
      • 2.Sxd7#
    • 1...Bb7
      • 2.Sd7#
    • 1...Sxd3
      • 2.Sxd3#
      • 2.Qe2#
    • 1...Sa4
      • 2.Qe2#
    • 1...Sxc4
      • 2.Qf2
        • threat
          • 3.Qf4#
        • 2...Se6
          • 3.Rf5#
          • 3.Qf5#
      • 2.dxc4
        • threat
          • 3.Sd3#
          • 3.Qe2#
        • 2...d3
          • 3.Qa1#
    • 1...Sf5
      • 2.Rb7
        • threat
          • 3.Sxc6#
          • 3.Sd7#
    • 1...c5
      • 2.Bb7
        • threat
          • 3.Sc6#
          • 3.Sd7#
  • Tries
    • 1.Qa1?
      • threat
        • 2.Sf3+
          • 2...gxf3
            • 3.Qe1#
      • 1...Sxc4
        • 2.dxc4
          • threat
            • 3.Sd3#
      • 1...Sf5
        • 2.Rb7
          • threat
            • 3.Sxc6#
            • 3.Sd7#
      • 1...c5
        • 2.Bb7
          • threat
            • 3.Sc6#
            • 3.Sd7#
      • 1...Sd1!
    • 1.Qxb2?
      • threat
        • 2.Qe2#
      • 1...Sf5
        • 2.Rb7
          • threat
            • 3.Sxc6#
            • 3.Sd7#
        • 2.Qb7
          • threat
            • 3.Sxc6#
            • 3.Sd7#
      • 1...c5
        • 2.Bb7
          • threat
            • 3.Sc6#
            • 3.Sd7#
            • 3.Qe2#
        • 2.Bxa8
          • threat
            • 3.Sc6#
            • 3.Qe2#
        • 2.Qe2+
          • 2...Be4
            • 3.Sc6#
            • 3.Qxe4#
        • 2.Qb7
          • threat
            • 3.Sc6#
            • 3.Sd7#
      • 1...axb2!
  • Keys
    • 1.Qb1!
      • threat
        • 2.Sf3+
          • 2...gxf3
            • 3.Qe1#
      • 1...Sxc4
        • 2.Qb7
          • threat
            • 3.Sxc6#
            • 3.Sd7#
        • 2.dxc4
          • threat
            • 3.Sd3#
            • 3.Qe4#
          • 2...d3
            • 3.Qa1#
      • 1...Sd1
        • 2.Qb7
          • threat
            • 3.Sxc6#
            • 3.Sd7#
      • 1...Sf5
        • 2.Rb7
          • threat
            • 3.Sxc6#
            • 3.Sd7#
      • 1...c5
        • 2.Bb7
          • threat
            • 3.Sc6#
            • 3.Sd7#

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