MESON Chess Problem Database

Problem Display
PID: 183241 (2K3b1/5kPp/2NPRp1P/3B1p2/5B2/8/8/8 w - - 0 1)

Petrnousek, Antonin

Pravo lidu, 1907

2K3b1/5kPp/2NPRp1P/3B1p2/5B2/8/8/8

#2

8 + 5

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Bh1?
      • 1...Kxe6
        • 2.Sd8#
      • 1...Kg6!
    • 1.Bg2?
      • 1...Kxe6
        • 2.Sd8#
      • 1...Kg6!
    • 1.Rxf6+?
      • 1...Ke8
        • 2.Rf8#
        • 2.d7#
      • 1...Kxf6!
    • 1.Re8+?
      • 1...Kxe8
        • 2.d7#
      • 1...Kg6!
  • Keys
    • 1.Bf3!
      • 1...Kxe6
        • 2.Sd8#
      • 1...Kg6
        • 2.Se5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);
      • Vars
        • K(c);S_FLIGHT,XR(E)::S(C)
      • Refutation
        • K(c);P_SPINP(b),S_FLIGHT
    • Try
      • B(B);
      • Vars
        • K(c);S_FLIGHT,XR(E)::S(C)
      • Refutation
        • K(c);P_SPINP(b),S_FLIGHT
    • Try
      • R(E);CHECK,XP(b)
      • Refutation
        • K(c);P-FLIGHT,XR(E)
    • Try
      • R(E);CHECK
      • Vars
        • K(c);S_FLIGHT,XR(E)::P(D)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • B(B);
    • Vars
      • K(c);S_FLIGHT,XR(E)::S(C)
      • K(c);P_SPINP(b),S_FLIGHT::S(C)
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