MESON Chess Problem Database

Problem Display
PID: 241635 (B7/8/8/4K3/5N1p/4R2p/6np/R5nk w - - 0 1)

Mlynka, Karol

Smena, 1962

B7/8/8/4K3/5N1p/4R2p/6np/R5nk

#2

5 + 6

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Ke4?
      • 1...Sxe3
        • 2.Kxe3#
      • 1...Sxf4
        • 2.Kxf4#
      • 1...Se1!
    • 1.Sd5?
      • 1...Sxe3
        • 2.Sxe3#
      • 1...Sf4
        • 2.Sxf4#
      • 1...Se1!
    • 1.Rf3?
      • 1...Sxf4
        • 2.Rxf4#
      • 1...Se3
        • 2.Rxe3#
      • 1...Se1!
  • Keys
    • 1.Re4!
      • 1...Sxf4
        • 2.Rxf4#
      • 1...Se1
        • 2.Rexe1#
      • 1...Se3
        • 2.Rxe3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(D);P-FLIGHT
      • Vars
        • S(c);XR(B)::B(E)+K(D),XS(c)
        • S(c);XS(C)::B(E)+K(D),XS(c)
      • Refutation
        • S(c);N_SPINS(a)
    • Try
      • S(C);
      • Vars
        • S(c);XR(B)::B(E)+S(C),XS(c)
        • S(c);::B(E)+S(C),XS(c)
      • Refutation
        • S(c);N_SPINS(a)
    • Try
      • R(B);
      • Vars
        • S(c);OGATE,XS(C)::B(E)+R(B),XS(c)
        • S(c);OGATEB::B(E)+R(B),XS(c)
      • Refutation
        • S(c);N_SPINS(a)
  • Actual
    • R(B);
    • Vars
      • S(c);OGATE,XS(C)::B(E)+R(B),XS(c)
      • S(c);N_SPINS(a),OGATEB::B(E)+R(B),XS(c)
      • S(c);OGATEB::B(E)+R(B),XS(c)
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