MESON Chess Problem Database

Problem Display
PID: 254714 (r6q/b1p3pb/1p2p1p1/1Pp5/6Q1/2p1PN2/2P1NKP1/1B1k4 w - - 0 1)

Becker, Georg Albert

3rd HM., Schach, 1968

r6q/b1p3pb/1p2p1p1/1Pp5/6Q1/2p1PN2/2P1NKP1/1B1k4

#3

9 + 12

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Qb8
      • 2.Qh3
        • threat
          • 3.Qh1#
      • 2.Qh4
        • threat
          • 3.Qh1#
    • 1...Qc8
      • 2.Qh3
        • threat
          • 3.Qh1#
      • 2.Qh4
        • threat
          • 3.Qh1#
    • 1...Qe8
      • 2.Qh3
        • threat
          • 3.Qh1#
      • 2.Qh4
        • threat
          • 3.Qh1#
    • 1...Qg8
      • 2.Qh3
        • threat
          • 3.Qh1#
      • 2.Qh4
        • threat
          • 3.Qh1#
    • 1...Rd8
      • 2.Qh4
        • threat
          • 3.Qh1#
        • 2...Bg8
          • 3.Qxd8#
    • 1...Rg8
      • 2.Qh3
        • threat
          • 3.Qh1#
      • 2.Qh4
        • threat
          • 3.Qh1#
    • 1...Bb8
      • 2.Qh4
        • threat
          • 3.Qh1#
        • 2...Bg8
          • 3.Qd8#
    • 1...c4
      • 2.Qd4#
    • 1...e5
      • 2.Qd7#
  • Tries
    • 1.Qb4?
      • threat
        • 2.Sxc3+
          • 2...Kc1
            • 3.Qa3#
        • 2.Qa3
          • threat
            • 3.Sxc3#
            • 3.Qc1#
        • 2.Qxc3
          • threat
            • 3.Qe1#
            • 3.Qd2#
            • 3.Qd3#
      • 1...Qd8
        • 2.Sxc3+
          • 2...Kc1
            • 3.Qa3#
      • 1...Qf8
        • 2.Sxc3+
          • 2...Kc1
            • 3.Qa3#
      • 1...Rd8
        • 2.Sxc3+
          • 2...Kc1
            • 3.Qa3#
        • 2.Qa3
          • threat
            • 3.Sxc3#
            • 3.Qc1#
        • 2.Qxc3
          • threat
            • 3.Qe1#
          • 2...Rd2
            • 3.Qxd2#
        • 2.Qh4
          • threat
            • 3.Qh1#
          • 2...Bg8
            • 3.Qxd8#
      • 1...Rf8
        • 2.Sxc3+
          • 2...Kc1
            • 3.Qa3#
      • 1...Bb8
        • 2.Qxc3
          • threat
            • 3.Qe1#
            • 3.Qd2#
            • 3.Qd3#
        • 2.Qh4
          • threat
            • 3.Qh1#
          • 2...Bg8
            • 3.Qd8#
      • 1...Bg8
        • 2.Sxc3+
          • 2...Kc1
            • 3.Qa3#
      • 1...c4
        • 2.Sxc3+
          • 2...Kc1
            • 3.Qa3#
        • 2.Ba2
          • threat
            • 3.Qb1#
          • 2...Kxc2
            • 3.Qb1#
        • 2.Qa3
          • threat
            • 3.Sxc3#
            • 3.Qc1#
        • 2.Qxc3
          • threat
            • 3.Qe1#
            • 3.Qd2#
            • 3.Qd4#
      • 1...g5
        • 2.Sxc3+
          • 2...Kc1
            • 3.Qa3#
        • 2.Qa3
          • threat
            • 3.Sxc3#
            • 3.Qc1#
        • 2.Qxc3
          • threat
            • 3.Qe1#
            • 3.Qd2#
      • 1...cxb4!
    • 1.Qc4?
      • threat
        • 2.Qd3#
      • 1...Rd8
        • 2.Qxc3
          • threat
            • 3.Qe1#
          • 2...Rd2
            • 3.Qxd2#
        • 2.Qh4
          • threat
            • 3.Qh1#
          • 2...Bg8
            • 3.Qxd8#
      • 1...g5
        • 2.Qxc3
          • threat
            • 3.Qe1#
            • 3.Qd2#
      • 1...Qd8!
  • Keys
    • 1.Qa4!
      • threat
        • 2.Sxc3+
          • 2...Kc1
            • 3.Qa3#
        • 2.Qa3
          • threat
            • 3.Sxc3#
            • 3.Qc1#
      • 1...Qd8
        • 2.Sxc3+
          • 2...Kc1
            • 3.Qa3#
      • 1...Qf8
        • 2.Sxc3+
          • 2...Kc1
            • 3.Qa3#
      • 1...Rf8
        • 2.Sxc3+
          • 2...Kc1
            • 3.Qa3#
      • 1...Bb8
        • 2.Qh4
          • threat
            • 3.Qh1#
          • 2...Bg8
            • 3.Qd8#
      • 1...Bg8
        • 2.Sxc3+
          • 2...Kc1
            • 3.Qa3#

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