MESON Chess Problem Database

Problem Display
PID: 85090 (2K5/5p2/5p2/1NPkBN1R/1P3P2/P1p3P1/2P3P1/8 w - - 0 1)

Pankratiev, Aleksandr Nikolaevich

diagrammes, 1989

2K5/5p2/5p2/1NPkBN1R/1P3P2/P1p3P1/2P3P1/8

#2

12 + 4

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Sxc3#
    • 1...Ke6
      • 2.Sc7#
  • Tries
    • 1.Sxc3+?
      • 1...Kc4
        • 2.Se3#
        • 2.Sd6#
      • 1...Kc6
        • 2.Sd4#
        • 2.Se7#
      • 1...Ke6!
    • 1.Sc7+?
      • 1...Kc4
        • 2.Se3#
        • 2.Sd6#
      • 1...Kc6
        • 2.Sd4#
        • 2.Se7#
      • 1...Ke4!
    • 1.Bxc3?
      • 1...Kc4
        • 2.Sfd6#
      • 1...Kc6
        • 2.Sfd4#
      • 1...Ke6
        • 2.Sc7#
      • 1...Ke4!
    • 1.Bd4?
      • 1...Kc4
        • 2.Sfd6#
      • 1...Ke4
        • 2.Sxc3#
        • 2.Sfd6#
      • 1...Ke6
        • 2.Sc7#
      • 1...Kc6!
    • 1.Bd6?
      • 1...Ke4
        • 2.Sxc3#
      • 1...Kc6
        • 2.Sfd4#
      • 1...Ke6
        • 2.Sc7#
        • 2.Sfd4#
        • 2.Sg7#
      • 1...Kc4!
    • 1.Bxf6?
      • 1...Kc4
        • 2.Sfd6#
      • 1...Ke4
        • 2.Sxc3#
      • 1...Kc6
        • 2.Sfd4#
      • 1...Ke6!
    • 1.Bc7?
      • 1...Kc4
        • 2.Sfd6#
      • 1...Ke4
        • 2.Sxc3#
      • 1...Kc6
        • 2.Sfd4#
      • 1...Ke6!
  • Keys
    • 1.Bb8!
      • 1...Kc4
        • 2.Sfd6#
      • 1...Ke4
        • 2.Sxc3#
      • 1...Kc6
        • 2.Sfd4#
      • 1...Ke6
        • 2.Sc7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(b);S_FLIGHT::S(G),XP(a)
    • K(b);S_FLIGHT::S(G)
  • Tries
    • Try
      • S(G);CHECK,XP(a)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(G);CHECK
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(I);XP(a)
      • Vars
        • K(b);S_FLIGHT::S(J)
        • K(b);S_FLIGHT::S(G)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(I);
      • Vars
        • K(b);S_FLIGHT::S(J)
        • K(b);S_FLIGHT::S(G)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(I);
      • Vars
        • K(b);S_FLIGHT::S(G),XP(a)
        • K(b);S_FLIGHT::S(J)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(I);XP(c)
      • Vars
        • K(b);S_FLIGHT::S(J)
        • K(b);S_FLIGHT::S(G),XP(a)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(I);
      • Vars
        • K(b);S_FLIGHT::S(J)
        • K(b);S_FLIGHT::S(G),XP(a)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • B(I);
    • Vars
      • K(b);S_FLIGHT::S(J)
      • K(b);S_FLIGHT::S(G),XP(a)
      • K(b);S_FLIGHT::S(G)
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