MESON Chess Problem Database

Problem Display
PID: 241706 (8/8/3p4/3K4/kNQ5/5p2/5B2/8 w - - 0 1)

Mlynka, Karol

Kudesnik, 2009

8/8/3p4/3K4/kNQ5/5p2/5B2/8

#2

4 + 3

5454 Near Snap 2021
15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ka5
      • 2.Sc6#
  • Tries
    • 1.Kxd6?
      • 1...Ka5
        • 2.Sc6#
      • 1...Ka3!
    • 1.Bd4?
      • 1...Ka3
        • 2.Sc2#
      • 1...Ka5
        • 2.Sc6#
      • 1...f2!
    • 1.Bc5?
      • threat
        • 2.Sc6#
      • 1...Ka3
        • 2.Qa2#
      • 1...Ka5
        • 2.Sc6#
        • 2.Qa6#
      • 1...dxc5!
  • Keys
    • 1.Be1!
      • threat
        • 2.Sc2#
      • 1...Ka3
        • 2.Qa2#
      • 1...Ka5
        • 2.Qa6#

Anticipated by 10933(1969)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(b);P-FLIGHT::S(B)
  • Tries
    • Try
      • K(D);P-FLIGHT,XP(c)
      • Vars
        • K(b);P-FLIGHT::S(B)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • B(A);
      • Vars
        • K(b);P-FLIGHT::S(B)
      • Refutation
        • P(a);
    • Try
      • B(A);
      • Threat
        • QAR(C)+S(B)
      • Vars
        • K(b);P-FLIGHT::QAR1(C)
      • Refutation
        • P(c);XB(A)
  • Actual
    • B(A);
    • Threat
      • QAR(C)+S(B)
    • Vars
      • K(b);P-FLIGHT::QAR1(C)
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