MESON Chess Problem Database

Problem Display
PID: 193685 (8/2pB4/8/1pPk4/1PNP1p2/2P1PP2/4K3/8 w - - 0 1)

Chrenko, Stefan

Pesti Naplo, 1915

8/2pB4/8/1pPk4/1PNP1p2/2P1PP2/4K3/8

#2

9 + 4

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...fxe3
      • 2.Sxe3#
    • 1...bxc4
      • 2.e4#
    • 1...c6
      • 2.Sb6#
  • Tries
    • 1.Kd1?
      • 1...fxe3
        • 2.Sxe3#
      • 1...bxc4
        • 2.e4#
      • 1...c6
        • 2.Sb6#
      • 1...Kxc4!
    • 1.Ke1?
      • 1...fxe3
        • 2.Sxe3#
      • 1...bxc4
        • 2.e4#
      • 1...c6
        • 2.Sb6#
      • 1...Kxc4!
    • 1.Kf1?
      • 1...fxe3
        • 2.Sxe3#
      • 1...bxc4
        • 2.e4#
      • 1...c6
        • 2.Sb6#
      • 1...Kxc4!
    • 1.Kf2?
      • 1...fxe3+
        • 2.Sxe3#
      • 1...bxc4
        • 2.e4#
      • 1...c6
        • 2.Sb6#
      • 1...Kxc4!
    • 1.Kd3?
      • threat
        • 2.e4#
      • 1...fxe3
        • 2.Sxe3#
      • 1...bxc4+!
    • 1.Be6+?
      • 1...Kc6
        • 2.Sa5#
      • 1...Kxe6!
  • Keys
    • 1.Kd2!
      • 1...fxe3+
        • 2.Sxe3#
      • 1...Kxc4
        • 2.Be6#
      • 1...bxc4
        • 2.e4#
      • 1...c6
        • 2.Sb6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(a);XP(C)::S(F),XP(a)
    • P(b);SBLOCK,XS(F)::P(C)
    • P(d);N_GUARD::S(F)
  • Tries
    • Try
      • K(A);S_FLIGHT
      • Vars
        • P(a);XP(C)::S(F),XP(a)
        • P(b);SBLOCK,XS(F)::P(C)
        • P(d);N_GUARD::S(F)
      • Refutation
        • K(c);S_FLIGHT,XS(F)
    • Try
      • K(A);P-FLIGHT
      • Vars
        • P(a);XP(C)::S(F),XP(a)
        • P(b);SBLOCK,XS(F)::P(C)
        • P(d);N_GUARD::S(F)
      • Refutation
        • K(c);S_FLIGHT,XS(F)
    • Try
      • K(A);S_FLIGHT
      • Vars
        • P(a);XP(C)::S(F),XP(a)
        • P(b);SBLOCK,XS(F)::P(C)
        • P(d);N_GUARD::S(F)
      • Refutation
        • K(c);S_FLIGHT,XS(F)
    • Try
      • K(A);P-FLIGHT
      • Vars
        • P(a);CHECK,XP(C)::S(F),XP(a)
        • P(b);SBLOCK,XS(F)::P(C)
        • P(d);N_GUARD::S(F)
      • Refutation
        • K(c);S_FLIGHT,XS(F)
    • Try
      • K(A);S_FLIGHT
      • Threat
        • P(C)
      • Vars
        • P(a);XP(C)::S(F),XP(a)
      • Refutation
        • P(b);CHECK,XS(F)
    • Try
      • B(I);CHECK
      • Vars
        • K(c);S_FLIGHT::S(F)
      • Refutation
        • K(c);S_FLIGHT,XB(I)
  • Actual
    • K(A);P-FLIGHT
    • Vars
      • P(a);CHECK,XP(C)::S(F),XP(a)
      • K(c);S_FLIGHT,XS(F)::B(I)
      • P(b);SBLOCK,XS(F)::P(C)
      • P(d);N_GUARD::S(F)
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