MESON Chess Problem Database

Problem Display
PID: 66255 (8/6R1/2Pp3Q/3k4/3B4/3B4/4K3/8 w - - 0 1)

Shinkman, William Anthony

Tijdschrift vd NSB, 1896

8/6R1/2Pp3Q/3k4/3B4/3B4/4K3/8

#2

6 + 2

SOLUTION

  • SOUND
  • Tries
    • 1.Kd2?
      • 1...Kxd4
        • 2.Qxd6#
      • 1...Kxc6!
    • 1.Be3?
      • 1...Ke5
        • 2.Rg5#
      • 1...Kxc6!
    • 1.Rg5+?
      • 1...Kxd4
        • 2.Qg7#
        • 2.Qf6#
        • 2.Qh8#
      • 1...Kxc6!
    • 1.Rb7?
      • 1...Kxc6
        • 2.Be4#
      • 1...Kxd4!
    • 1.Rd7?
      • threat
        • 2.Rxd6#
        • 2.Qxd6#
      • 1...Kxc6
        • 2.Qxd6#
      • 1...Kxd4!
    • 1.Qf4?
      • threat
        • 2.Qe4#
      • 1...Ke6
        • 2.Qe4#
        • 2.Qf5#
        • 2.Qf7#
      • 1...Kxc6!
    • 1.Qg5+?
      • 1...Kxc6
        • 2.Bb5#
        • 2.Qb5#
      • 1...Ke6
        • 2.Re7#
        • 2.Qf5#
      • 1...Kxd4!
    • 1.Qh1+?
      • 1...Ke6
        • 2.Qe4#
      • 1...Kxd4!
    • 1.Qh4?
      • threat
        • 2.Qe4#
      • 1...Ke6
        • 2.Qe4#
      • 1...Kxc6!
    • 1.Qh5+?
      • 1...Kxc6
        • 2.Bb5#
        • 2.Qb5#
      • 1...Ke6
        • 2.Qf7#
        • 2.Qf5#
      • 1...Kxd4!
  • Keys
    • 1.Qh8!
      • 1...Kxd4
        • 2.Rg5#
      • 1...Kxc6
        • 2.Qa8#
      • 1...Ke6
        • 2.Qg8#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(a);P-FLIGHT,XB(C)::QAR2(E),XP(b)
      • Refutation
        • K(a);P_SPINP(b),S_FLIGHT,XP(D)
    • Try
      • B(C);
      • Vars
        • K(a);P-FLIGHT::R(F)
      • Refutation
        • K(a);P_SPINP(b),S_FLIGHT,XP(D)
    • Try
      • R(F);CHECK
      • Refutation
        • K(a);P_SPINP(b),S_FLIGHT,XP(D)
    • Try
      • R(F);
      • Vars
        • K(a);P_SPINP(b),S_FLIGHT,XP(D)::B(B)
      • Refutation
        • K(a);P-FLIGHT,XB(C)
    • Try
      • R(F);P_PINP(b)
      • Threat
        • DUALS(2)
      • Vars
        • K(a);S_FLIGHT,XP(D)::QAR1(E),XP(b)
      • Refutation
        • K(a);P-FLIGHT,XB(C)
    • Try
      • Q(E);
      • Threat
        • QAB1(E)
      • Refutation
        • K(a);S_FLIGHT,XP(D)
    • Try
      • Q(E);CHECK
      • Refutation
        • K(a);P-FLIGHT,XB(C)
    • Try
      • Q(E);CHECK
      • Vars
        • K(a);S_FLIGHT::QAR2(E)
      • Refutation
        • K(a);P-FLIGHT,XB(C)
    • Try
      • Q(E);
      • Threat
        • QAB1(E)
      • Vars
        • K(a);S_FLIGHT::QAR2(E)
      • Refutation
        • K(a);S_FLIGHT,XP(D)
    • Try
      • Q(E);CHECK
      • Refutation
        • K(a);P-FLIGHT,XB(C)
  • Actual
    • Q(E);
    • Vars
      • K(a);P-FLIGHT,XB(C)::QAB(E)+R(F)
      • K(a);OGATEB,S_FLIGHT,XP(D)::QAB(E)
      • K(a);S_FLIGHT::QAB(E)
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