MESON Chess Problem Database

Problem Display
PID: 214717 (3B4/8/p2K2p1/P5P1/3k4/P1NpN1P1/3p4/3B4 w - - 0 1)

Hawkins, Xenophon

Detroit Free Press, 1877

3B4/8/p2K2p1/P5P1/3k4/P1NpN1P1/3p4/3B4

#2

9 + 5

5454 Near Snap 2020
6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kxc3
      • 2.Bf6#
    • 1...Kxe3
      • 2.Bb6#
  • Tries
    • 1.Kc6?
      • 1...Kxc3
        • 2.Bf6#
      • 1...Kxe3
        • 2.Bb6#
      • 1...Ke5!
    • 1.Ke6?
      • 1...Kxc3
        • 2.Bf6#
      • 1...Kxe3
        • 2.Bb6#
      • 1...Kc5!
    • 1.Bc7?
      • 1...Kxe3
        • 2.Bb6#
      • 1...Kxc3!
    • 1.Be7?
      • 1...Kxc3
        • 2.Bf6#
      • 1...Kxe3!
    • 1.a4?
      • 1...Kxe3
        • 2.Bb6#
      • 1...Kxc3!
    • 1.g4?
      • 1...Kxc3
        • 2.Bf6#
      • 1...Kxe3!
  • Keys
    • 1.Kd7!
      • 1...Kxc3
        • 2.Bf6#
      • 1...Kxe3
        • 2.Bb6#
      • 1...Kc5
        • 2.Bb6#
      • 1...Ke5
        • 2.Bf6#

This anticipates 9325(1880), 224641(1887)

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(c);S_FLIGHT,XS(C)::B(I)
    • K(c);S_FLIGHT,XS(D)::B(I)
  • Tries
    • Try
      • K(H);P-FLIGHT
      • Vars
        • K(c);S_FLIGHT,XS(C)::B(I)
        • K(c);S_FLIGHT,XS(D)::B(I)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • K(H);P-FLIGHT
      • Vars
        • K(c);S_FLIGHT,XS(C)::B(I)
        • K(c);S_FLIGHT,XS(D)::B(I)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • B(I);
      • Vars
        • K(c);S_FLIGHT,XS(D)::B(I)
      • Refutation
        • K(c);S_FLIGHT,XS(C)
    • Try
      • B(I);
      • Vars
        • K(c);S_FLIGHT,XS(C)::B(I)
      • Refutation
        • K(c);S_FLIGHT,XS(D)
    • Try
      • P(B);
      • Vars
        • K(c);S_FLIGHT,XS(D)::B(I)
      • Refutation
        • K(c);S_FLIGHT,XS(C)
    • Try
      • P(E);
      • Vars
        • K(c);S_FLIGHT,XS(C)::B(I)
      • Refutation
        • K(c);S_FLIGHT,XS(D)
  • Actual
    • K(H);P-FLIGHT
    • Vars
      • K(c);S_FLIGHT,XS(C)::B(I)
      • K(c);S_FLIGHT,XS(D)::B(I)
      • K(c);S_FLIGHT::B(I)
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