MESON Chess Problem Database

Problem Display
PID: 31172 (3Q4/6R1/2P1p1Pp/1P2k2K/1P6/3P4/5P2/8 w - - 0 1)

Trcala, Stanislav

Nove parizske mody, 1900

3Q4/6R1/2P1p1Pp/1P2k2K/1P6/3P4/5P2/8

#2

9 + 3

3437 Stanislav Trcala Sachovy odkaz 1999
5454 Near Snap 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Kf4
      • 2.Qf6#
  • Tries
    • 1.Kxh6?
      • 1...Kf5
        • 2.Qg5#
      • 1...Kf4!
    • 1.Ra7?
      • 1...Kf4
        • 2.Qf6#
      • 1...Kf5!
    • 1.Rb7?
      • 1...Kf4
        • 2.Qf6#
      • 1...Kf5!
    • 1.Rc7?
      • 1...Kf4
        • 2.Qf6#
      • 1...Kf5!
    • 1.Rd7?
      • 1...Kf4
        • 2.Qf6#
      • 1...Kf5!
    • 1.Rh7?
      • 1...Kf4
        • 2.Qf6#
      • 1...Kf5!
    • 1.Rg8?
      • 1...Kf4
        • 2.Qf6#
      • 1...Kf5!
    • 1.Qf6+?
      • 1...Kd5
        • 2.Rd7#
      • 1...Kd6
        • 2.Rd7#
        • 2.Qd4#
      • 1...Kxf6!
    • 1.Qc7+?
      • 1...Kd5
        • 2.Rd7#
      • 1...Kf5
        • 2.Rf7#
      • 1...Kf6
        • 2.Rf7#
      • 1...Kd4!
    • 1.Qd4+?
      • 1...Kf5
        • 2.Rf7#
      • 1...Kxd4!
    • 1.Qd6+?
      • 1...Kf5
        • 2.Rf7#
      • 1...Kf6
        • 2.Rf7#
      • 1...Kxd6!
    • 1.Qb8+?
      • 1...Kd5
        • 2.Rd7#
      • 1...Kf5
        • 2.Rf7#
      • 1...Kf6
        • 2.Rf7#
      • 1...Kd4!
    • 1.Qf8?
      • 1...Kd5
        • 2.Qc5#
      • 1...Kd4!
    • 1.f4+?
      • 1...Kf5
        • 2.Rf7#
        • 2.Qf8#
      • 1...Kxf4!
    • 1.b6?
      • 1...Kf4
        • 2.Qf6#
      • 1...Kf5!
    • 1.c7?
      • 1...Kf4
        • 2.Qf6#
      • 1...Kf5!
  • Keys
    • 1.Qh8!
      • 1...Kd4
        • 2.Rd7#
      • 1...Kf4
        • 2.Rf7#
      • 1...Kd5
        • 2.Rd7#
      • 1...Kf5
        • 2.Rf7#
      • 1...Kd6
        • 2.Rd7#
      • 1...Kf6
        • 2.Rf7#

Anticipated by 167284(1889)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::QAR2(I)
  • Tries
    • Try
      • K(E);P-FLIGHT,XP(c)
      • Vars
        • K(a);P-FLIGHT::QAR1(I)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(H);
      • Vars
        • K(a);S_FLIGHT::QAR2(I)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(H);
      • Vars
        • K(a);S_FLIGHT::QAR2(I)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(H);
      • Vars
        • K(a);S_FLIGHT::QAR2(I)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(H);
      • Vars
        • K(a);S_FLIGHT::QAR2(I)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(H);
      • Vars
        • K(a);S_FLIGHT::QAR2(I)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(H);
      • Vars
        • K(a);S_FLIGHT::QAR2(I)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(I);CHECK
      • Vars
        • K(a);P-FLIGHT::R(H)
      • Refutation
        • K(a);S_FLIGHT,XQ(I)
    • Try
      • Q(I);CHECK
      • Vars
        • K(a);P-FLIGHT::R(H)
        • K(a);S_FLIGHT::R1(H)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(I);CHECK
      • Vars
        • K(a);P-FLIGHT::R(H)
      • Refutation
        • K(a);S_FLIGHT,XQ(I)
    • Try
      • Q(I);CHECK
      • Vars
        • K(a);P-FLIGHT::R(H)
        • K(a);P_SPINP(b),S_FLIGHT::R1(H)
      • Refutation
        • K(a);S_FLIGHT,XQ(I)
    • Try
      • Q(I);CHECK
      • Vars
        • K(a);P-FLIGHT::R(H)
        • K(a);S_FLIGHT::R1(H)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(I);
      • Vars
        • K(a);P-FLIGHT::QAR1(I)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • P(A);CHECK
      • Refutation
        • K(a);S_FLIGHT,XP(A)
    • Try
      • P(D);
      • Vars
        • K(a);S_FLIGHT::QAR2(I)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • P(F);
      • Vars
        • K(a);S_FLIGHT::QAR2(I)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • Q(I);
    • Vars
      • K(a);S_FLIGHT::QAB(I)+R(H),DCHECK
      • K(a);S_FLIGHT::R(H)
      • K(a);P-FLIGHT::R(H)
      • K(a);S_FLIGHT::R1(H)
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