MESON Chess Problem Database

Problem Display
PID: 171337 (1Q6/2p1k3/8/4N3/8/1B4B1/8/4K3 w - - 0 1)

Antipov, Viacheslav Pavlovich

Minimat, 1995

1Q6/2p1k3/8/4N3/8/1B4B1/8/4K3

#2

5 + 2

6490 yacpdb 2018
5454 Near Snap 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Kd6
      • 2.Qf8#
    • 1...c5
      • 2.Bh4#
    • 1...c6
      • 2.Bh4#
  • Tries
    • 1.Kd1?
      • 1...Kd6
        • 2.Qf8#
      • 1...c5
        • 2.Bh4#
      • 1...c6
        • 2.Bh4#
      • 1...Kf6!
    • 1.Kf1?
      • 1...Kd6
        • 2.Qf8#
      • 1...c5
        • 2.Bh4#
      • 1...c6
        • 2.Bh4#
      • 1...Kf6!
    • 1.Kd2?
      • 1...Kd6
        • 2.Qf8#
      • 1...c5
        • 2.Bh4#
      • 1...c6
        • 2.Bh4#
      • 1...Kf6!
    • 1.Ke2?
      • 1...Kd6
        • 2.Qf8#
      • 1...c5
        • 2.Bh4#
      • 1...c6
        • 2.Bh4#
      • 1...Kf6!
    • 1.Kf2?
      • 1...Kd6
        • 2.Qf8#
      • 1...c5
        • 2.Bh4#
      • 1...c6
        • 2.Bh4#
      • 1...Kf6!
    • 1.Ba2?
      • 1...Kd6
        • 2.Qf8#
      • 1...c5
        • 2.Bh4#
      • 1...c6
        • 2.Bh4#
      • 1...Kf6!
    • 1.Bc4?
      • 1...Kd6
        • 2.Qf8#
      • 1...c5
        • 2.Bh4#
      • 1...c6
        • 2.Bh4#
      • 1...Kf6!
    • 1.Bf7?
      • 1...Kd6
        • 2.Qf8#
      • 1...c5
        • 2.Bh4#
      • 1...c6
        • 2.Bh4#
      • 1...Kf6!
    • 1.Bg8?
      • 1...Kd6
        • 2.Qf8#
      • 1...c5
        • 2.Bh4#
      • 1...c6
        • 2.Bh4#
      • 1...Kf6!
  • Keys
    • 1.Bf4!
      • 1...Kd6
        • 2.Qf8#
      • 1...Kf6
        • 2.Qf8#
      • 1...c5
        • 2.Bg5#
      • 1...c6
        • 2.Bg5#

Anticipated by 161360(1987)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 2
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(b);P_SPINP(a),S_FLIGHT::QAB(E)
    • P(a);::B(C)
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(b);P_SPINP(a),S_FLIGHT::QAB(E)
        • P(a);::B(C)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(b);P_SPINP(a),S_FLIGHT::QAB(E)
        • P(a);::B(C)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(A);S_FLIGHT
      • Vars
        • K(b);P_SPINP(a),S_FLIGHT::QAB(E)
        • P(a);::B(C)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(b);P_SPINP(a),S_FLIGHT::QAB(E)
        • P(a);::B(C)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(A);S_FLIGHT
      • Vars
        • K(b);P_SPINP(a),S_FLIGHT::QAB(E)
        • P(a);::B(C)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(B);
      • Vars
        • K(b);P_SPINP(a),S_FLIGHT::QAB(E)
        • P(a);::B(C)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(B);
      • Vars
        • K(b);P_SPINP(a),S_FLIGHT::QAB(E)
        • P(a);::B(C)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(B);
      • Vars
        • K(b);P_SPINP(a),S_FLIGHT::QAB(E)
        • P(a);::B(C)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(B);
      • Vars
        • K(b);P_SPINP(a),S_FLIGHT::QAB(E)
        • P(a);::B(C)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • B(C);
    • Vars
      • K(b);P_SPINP(a),S_FLIGHT::QAB(E)
      • K(b);S_FLIGHT::QAR2(E)
      • P(a);::B(C)
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