MESON Chess Problem Database

Problem Display
PID: 61230 (R7/3p4/2pP4/2P1P3/2RBk3/1B5Q/6p1/6Kb w - - 0 1)

Subotic, Miroslav

StrateGems, 2005

R7/3p4/2pP4/2P1P3/2RBk3/1B5Q/6p1/6Kb

#2

9 + 5

SOLUTION

  • SOUND
  • Tries
    • 1.Bd1?
      • threat
        • 2.Qf3#
      • 1...Kf4
        • 2.Qg4#
      • 1...Kd5!
    • 1.Rc3?
      • threat
        • 2.Qg4#
      • 1...Kxd4
        • 2.Qe3#
      • 1...Kf4!
    • 1.Rg8?
      • 1...Kf4
        • 2.Ba1#
        • 2.Bb2#
        • 2.Bc3#
        • 2.Qg4#
      • 1...Kd5!
    • 1.Qg4+?
      • 1...Kd5
        • 2.Rc1#
        • 2.Rc2#
        • 2.Rc3#
        • 2.Rca4#
        • 2.Rb4#
      • 1...Kd3!
    • 1.Qf5+?
      • 1...Kd5
        • 2.Rca4#
        • 2.Rb4#
        • 2.e6#
      • 1...Kxf5!
    • 1.Qe3+?
      • 1...Kd5
        • 2.Rc1#
        • 2.Rc2#
        • 2.Rc3#
        • 2.Rca4#
        • 2.Rb4#
      • 1...Kf5!
    • 1.e6?
      • 1...Kf4
        • 2.Bf6#
      • 1...Kd5
        • 2.Qf5#
      • 1...dxe6!
  • Keys
    • 1.Re8!
      • 1...Kf4
        • 2.Be3#
      • 1...Kd5
        • 2.Qf3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);
      • Threat
        • QAB1(C)
      • Vars
        • K(c);P-FLIGHT::QAR1(C)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • R(D);
      • Threat
        • QAR2(C)
      • Vars
        • K(c);P-FLIGHT,XB(E)::QAB1(C)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • R(I);
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • Q(C);CHECK
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • Q(C);CHECK
      • Refutation
        • K(c);S_FLIGHT,XQ(C)
    • Try
      • Q(C);CHECK
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • P(G);
      • Vars
        • K(c);P-FLIGHT::R(D)+B(E)
        • K(c);S_FLIGHT::QAR2(C)
      • Refutation
        • P(e);XP(G)
  • Actual
    • R(I);
    • Vars
      • K(c);P-FLIGHT::R(D)+B(E),DCHECK
      • K(c);S_FLIGHT::QAB(C)
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