MESON Chess Problem Database

Problem Display
PID: 158050 (8/2B2B2/8/8/4R3/8/6k1/4K2R w K - 0 1)

Antipov, Viacheslav Pavlovich

Sa ogneupory, 1986

8/2B2B2/8/8/4R3/8/6k1/4K2R

#2

5 + 1

15148 Sadier Collection 2016

SOLUTION

  • SOUND
  • Tries
    • 1.Bg6?
      • 1...Kf3
        • 2.0-0#
      • 1...Kxh1!
    • 1.Rh2+?
      • 1...Kg1
        • 2.Rg4#
      • 1...Kf3!
    • 1.Rh3?
      • 1...Kg1
        • 2.Rg4#
      • 1...Kxh3!
    • 1.Rhh4?
      • 1...Kg1
        • 2.Reg4#
      • 1...Kf3!
    • 1.Rh5?
      • 1...Kg1
        • 2.Rg4#
      • 1...Kf3!
    • 1.Rh6?
      • 1...Kg1
        • 2.Rg4#
      • 1...Kf3!
    • 1.Rh7?
      • 1...Kg1
        • 2.Rg4#
      • 1...Kf3!
    • 1.Rh8?
      • 1...Kg1
        • 2.Rg4#
      • 1...Kf3!
    • 1.Re2+?
      • 1...Kf3
        • 2.Bh5#
      • 1...Kxh1!
    • 1.Rg4+?
      • 1...Kxh1
        • 2.Bd5#
      • 1...Kf3!
  • Keys
    • 1.Bd5!
      • threat
        • 2.Re2#
        • 2.Re3#
        • 2.Ra4#
        • 2.Rb4#
        • 2.Rc4#
        • 2.Rd4#
        • 2.Rg4#
        • 2.Reh4#
        • 2.Re6#
        • 2.Re7#
        • 2.Re8#
      • 1...Kxh1
        • 2.Rg4#
      • 1...Kf3
        • 2.0-0#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(E);
      • Vars
        • K(a);S_FLIGHT::0-0
      • Refutation
        • K(a);S_FLIGHT,XR(B)
    • Try
      • R(B);CHECK
      • Vars
        • K(a);P-FLIGHT::R(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(B);
      • Vars
        • K(a);P-FLIGHT::R(C)
      • Refutation
        • K(a);S_FLIGHT,XR(B)
    • Try
      • R(B);
      • Vars
        • K(a);P-FLIGHT::R(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(B);
      • Vars
        • K(a);P-FLIGHT::R(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(B);
      • Vars
        • K(a);P-FLIGHT::R(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(B);
      • Vars
        • K(a);P-FLIGHT::R(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(B);
      • Vars
        • K(a);P-FLIGHT::R(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(C);CHECK
      • Vars
        • K(a);S_FLIGHT::B(E)
      • Refutation
        • K(a);S_FLIGHT,XR(B)
    • Try
      • R(C);CHECK
      • Vars
        • K(a);S_FLIGHT,XR(B)::B(E)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • B(E);
    • Threat
      • DUALS(11)
    • Vars
      • K(a);S_FLIGHT,XR(B)::B(E)+R(C)
      • K(a);S_FLIGHT::0-0
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