MESON Chess Problem Database

Problem Display
PID: 7445 (8/2K5/8/B2k4/3P4/8/2B2Q2/1R6 w - - 0 1)

Antipov, Viacheslav Pavlovich

Die Schwalbe, 1990

8/2K5/8/B2k4/3P4/8/2B2Q2/1R6

#2

6 + 1

2838 Fun with Chess Miniatures 1996

SOLUTION

  • SOUND
  • Tries
    • 1.Bg6?
      • 1...Ke6
        • 2.Qf7#
      • 1...Kc4!
    • 1.Bb4?
      • 1...Ke6
        • 2.Bb3#
        • 2.Qf5#
      • 1...Kc4!
    • 1.Rf1?
      • 1...Ke6
        • 2.Qf7#
      • 1...Kc4!
    • 1.Qf3+?
      • 1...Kc4
        • 2.Rb4#
      • 1...Ke6
        • 2.Re1#
      • 1...Kxd4!
    • 1.Qf5+?
      • 1...Kc4
        • 2.Qc5#
      • 1...Kxd4!
    • 1.Qf8?
      • 1...Kc4
        • 2.Qc5#
      • 1...Ke6
        • 2.Bb3#
      • 1...Kxd4!
  • Keys
    • 1.Rb5+!
      • 1...Kc4
        • 2.Rc5#
      • 1...Ke6
        • 2.Re5#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);
      • Vars
        • K(a);S_FLIGHT::QAB1(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(E);
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(A);
      • Vars
        • K(a);S_FLIGHT::QAB1(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(C);CHECK
      • Vars
        • K(a);S_FLIGHT::R1(A)
        • K(a);S_FLIGHT::R(A)
      • Refutation
        • K(a);P-FLIGHT,XP(D)
    • Try
      • Q(C);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT::QAR1(C)
      • Refutation
        • K(a);P-FLIGHT,XP(D)
    • Try
      • Q(C);
      • Vars
        • K(a);S_FLIGHT::QAR1(C)
        • K(a);S_FLIGHT::B(B)
      • Refutation
        • K(a);P-FLIGHT,XP(D)
  • Actual
    • R(A);CHECK
    • Vars
      • K(a);S_FLIGHT::R1(A)
      • K(a);OGATE,S_FLIGHT::R1(A)
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