Problem Display
PID: 172242 (8/8/8/8/1N2Q3/8/Pp6/n1k1K3 w - - 0 1)

Andreev, Aleksandr Grigorevich

Kubanski krai, 1996

8/8/8/8/1N2Q3/8/Pp6/n1k1K3

#2

4 + 3


6490 yacpdb 2018
5454 Near Snap 2021
  • SOUND
  • Sets
    • 1...Sc2+
      • 2.Qxc2#
    • 1...Sb3
      • 2.Qc2#
  • Tries
    • 1.Qg2?
      • 1...Sc2+
        • 2.Qxc2#
      • 1...b1Q
        • 2.Qd2#
      • 1...b1S
        • 2.Sd3#
      • 1...b1B
        • 2.Qd2#
      • 1...b1R
        • 2.Sd3#
        • 2.Qd2#
      • 1...Sb3
        • 2.Qc2#
      • 1...Kb1!
    • 1.Qd3?
      • threat
        • 2.Qd1#
      • 1...Sc2+
        • 2.Qxc2#
      • 1...b1Q
        • 2.Qd2#
      • 1...b1B
        • 2.Qd2#
        • 2.Qa3#
      • 1...b1R
        • 2.Qd2#
      • 1...b1S!
    • 1.Qc6+?
      • 1...Sc2+
        • 2.Qxc2#
      • 1...Kb1!
    • 1.Qc4+?
      • 1...Sc2+
        • 2.Qxc2#
      • 1...Kb1!
  • Keys
    • 1.Qe2!
      • threat
        • 2.Qd1#
      • 1...Sc2+
        • 2.Qxc2#
      • 1...Kb1
        • 2.Qd1#
      • 1...b1Q
        • 2.Qd2#
      • 1...b1S
        • 2.Sd3#
      • 1...b1B
        • 2.Qd2#
      • 1...b1R
        • 2.Sd3#
        • 2.Qd2#

Anticipated by 15309(1982)



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