MESON Chess Problem Database

Problem Display
PID: 223232 (2N5/B1pB1N2/K1R2p2/3kb1R1/8/3p2P1/8/8 w - - 0 1)

Block, AB

Nashville Daily American, 1886

2N5/B1pB1N2/K1R2p2/3kb1R1/8/3p2P1/8/8

#2

8 + 5

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Bg4?
      • threat
        • 2.Bf3#
      • 1...Kxc6
        • 2.Se7#
      • 1...Ke4!
    • 1.Bf5?
      • threat
        • 2.Se7#
      • 1...Kxc6
        • 2.Se7#
      • 1...Bd6!
    • 1.Be6+?
      • 1...Kxc6
        • 2.Sd8#
        • 2.Se7#
      • 1...Ke4!
    • 1.Rg4?
      • threat
        • 2.Se7#
        • 2.Rc5#
      • 1...Bd4
        • 2.Se7#
        • 2.Rxd4#
      • 1...Bd6
        • 2.Rd4#
      • 1...Bf4!
  • Keys
    • 1.Bh3!
      • threat
        • 2.Bg2#
      • 1...Ke4
        • 2.Bg2#
      • 1...Kxc6
        • 2.Se7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(F);
      • Threat
        • B(F)
      • Vars
        • K(b);N_SPINB(c),S_FLIGHT,XR(D)::S(H)
      • Refutation
        • K(b);N_SPINB(c),S_FLIGHT
    • Try
      • B(F);N_PINB(c)
      • Threat
        • S(H)
      • Vars
        • K(b);S_FLIGHT,XR(D)::S(H)
      • Refutation
        • B(c);
    • Try
      • B(F);CHECK
      • Refutation
        • K(b);N_SPINB(c),S_FLIGHT
    • Try
      • R(B);N_PINB(c)
      • Threat
        • DUALS(2)
      • Vars
        • B(c);N_GUARD::R1(B)
      • Refutation
        • B(c);
  • Actual
    • B(F);
    • Threat
      • B(F)
    • Vars
      • K(b);N_SPINB(c),S_FLIGHT::B(F)
      • K(b);N_SPINB(c),S_FLIGHT,XR(D)::S(H)
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