MESON Chess Problem Database

Problem Display
PID: 140837 (1K1R4/2B5/8/1k6/1P6/8/1R6/1NN5 w - - 0 1)

Simic, Sinisa

Source?, 0000

1K1R4/2B5/8/1k6/1P6/8/1R6/1NN5

#2

7 + 1

6490 yacpdb 2011

SOLUTION

  • SOUND
  • Sets
    • 1...Ka6
      • 2.b5#
  • Tries
    • 1.Sa3+?
      • 1...Ka6
        • 2.Rd6#
        • 2.b5#
      • 1...Kc6
        • 2.Rc2#
        • 2.Rd6#
      • 1...Ka4!
    • 1.Sc3+?
      • 1...Ka6
        • 2.Ra2#
        • 2.Rd6#
        • 2.b5#
      • 1...Kc6
        • 2.Rd6#
      • 1...Kc4!
    • 1.Sa2?
      • 1...Ka4
        • 2.Sac3#
      • 1...Kc4
        • 2.Sa3#
      • 1...Ka6
        • 2.b5#
      • 1...Kc6!
    • 1.Rb3?
      • 1...Ka4
        • 2.Sc3#
      • 1...Kc4
        • 2.Sa3#
      • 1...Ka6
        • 2.b5#
      • 1...Kc6!
    • 1.Rd4?
      • 1...Ka4
        • 2.b5#
      • 1...Ka6
        • 2.b5#
      • 1...Kc6!
  • Keys
    • 1.Se2!
      • 1...Ka4
        • 2.Sec3#
      • 1...Kc4
        • 2.Sa3#
      • 1...Ka6
        • 2.b5#
      • 1...Kc6
        • 2.Sd4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(a);OGATE,S_FLIGHT::P(D)
  • Tries
    • Try
      • S(A);CHECK
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(A);CHECK
      • Vars
        • K(a);S_FLIGHT::R1(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(B);
      • Vars
        • K(a);S_FLIGHT::S(B)
        • K(a);S_FLIGHT::S(A)
        • K(a);OGATE,S_FLIGHT::P(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(C);
      • Vars
        • K(a);S_FLIGHT::S(A)
        • K(a);OGATE,S_FLIGHT::P(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(G);
      • Vars
        • K(a);OGATE,S_FLIGHT::R(G)+P(D)
        • K(a);OGATE,S_FLIGHT::P(D)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(B);
    • Vars
      • K(a);S_FLIGHT::S(B)
      • K(a);S_FLIGHT::S(A)
      • K(a);OGATE,S_FLIGHT::P(D)
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