MESON Chess Problem Database

Problem Display
PID: 121299 (8/3p4/1p1P2Q1/1P1kP2R/2p5/K1p1P3/2P2P2/8 w - - 0 1)

Palkoska, Emil

Deutsches Wochenschach, 1901

8/3p4/1p1P2Q1/1P1kP2R/2p5/K1p1P3/2P2P2/8

#2

9 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Rh1?
      • 1...Kxe5
        • 2.Rh5#
      • 1...Kc5!
    • 1.Rh2?
      • 1...Kxe5
        • 2.Rh5#
      • 1...Kc5!
    • 1.Rh3?
      • 1...Kxe5
        • 2.Rh5#
      • 1...Kc5!
    • 1.Rh4?
      • 1...Kxe5
        • 2.Rh5#
      • 1...Kc5!
    • 1.Rh6?
      • 1...Kxe5
        • 2.Rh5#
      • 1...Kc5!
    • 1.Rh7?
      • 1...Kxe5
        • 2.Rh5#
      • 1...Kc5!
    • 1.Rh8?
      • 1...Kxe5
        • 2.Rh5#
      • 1...Kc5!
    • 1.Qd3+?
      • 1...Kc5
        • 2.e6#
      • 1...Ke6
        • 2.Qxc4#
      • 1...cxd3!
    • 1.Qh7?
      • 1...Ke6
        • 2.Qg8#
      • 1...Kc5!
    • 1.Qe8?
      • 1...Ke4
        • 2.Qa8#
      • 1...Kc5!
    • 1.Qg1?
      • 1...Ke4
        • 2.Qh1#
        • 2.Qg2#
      • 1...Ke6
        • 2.Qg8#
      • 1...Kc5!
    • 1.Qg2+?
      • 1...Ke6
        • 2.Qg8#
      • 1...Kc5!
    • 1.Qg5?
      • 1...Ke4
        • 2.Qg2#
      • 1...Ke6
        • 2.Qg8#
      • 1...Kc5!
    • 1.Qg7?
      • 1...Ke4
        • 2.Qg2#
      • 1...Ke6
        • 2.Qg8#
      • 1...Kc5!
    • 1.Qg8+?
      • 1...Ke4
        • 2.Qg2#
        • 2.Qa8#
      • 1...Kc5!
  • Keys
    • 1.Qg3!
      • 1...Ke4
        • 2.Qg2#
      • 1...Kc5
        • 2.e6#
      • 1...Ke6
        • 2.Qg8#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(G);
      • Vars
        • K(c);OGATEB,P-FLIGHT,XP(F)::R(G)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • R(G);
      • Vars
        • K(c);OGATEB,P-FLIGHT,XP(F)::R(G)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • R(G);
      • Vars
        • K(c);OGATEB,P-FLIGHT,XP(F)::R(G)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • R(G);
      • Vars
        • K(c);OGATEB,P-FLIGHT,XP(F)::R(G)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • R(G);
      • Vars
        • K(c);OGATEB,P-FLIGHT,XP(F)::R(G)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • R(G);
      • Vars
        • K(c);OGATEB,P-FLIGHT,XP(F)::R(G)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • R(G);
      • Vars
        • K(c);OGATEB,P-FLIGHT,XP(F)::R(G)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • Q(I);CHECK
      • Vars
        • K(c);P-FLIGHT::R(G)+P(F)
        • K(c);S_FLIGHT::QAB(I),XP(b)
      • Refutation
        • P(b);XQ(I)
    • Try
      • Q(I);
      • Vars
        • K(c);S_FLIGHT::QAB(I)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • Q(I);
      • Vars
        • K(c);S_FLIGHT::QAB(I)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • Q(I);
      • Vars
        • K(c);S_FLIGHT::QAB(I)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • Q(I);CHECK
      • Vars
        • K(c);S_FLIGHT::QAB(I)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • Q(I);
      • Vars
        • K(c);S_FLIGHT::QAB(I)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • Q(I);
      • Vars
        • K(c);S_FLIGHT::QAB(I)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • Q(I);CHECK
      • Refutation
        • K(c);P-FLIGHT
  • Actual
    • Q(I);
    • Vars
      • K(c);S_FLIGHT::QAB(I)
      • K(c);P-FLIGHT::R(G)+P(F)
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