MESON Chess Problem Database

Problem Display
PID: 223082 (8/5K2/1p1k4/1PR5/2p2R2/2P5/5B2/8 w - - 0 1)

Hulsen, Bernhard

Vom Fels zum Meer, 1885

8/5K2/1p1k4/1PR5/2p2R2/2P5/5B2/8

#2

6 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kd7
      • 2.Rd4#
  • Tries
    • 1.Bg1?
      • 1...Kd7
        • 2.Rd4#
      • 1...bxc5!
    • 1.Be3?
      • 1...Kd7
        • 2.Rd4#
      • 1...bxc5!
    • 1.Rfxc4?
      • 1...Kd7
        • 2.Rd4#
        • 2.Rd5#
      • 1...bxc5!
    • 1.Re4?
      • 1...Kd7
        • 2.Rd4#
      • 1...bxc5!
    • 1.Rg4?
      • 1...Kd7
        • 2.Rd4#
      • 1...bxc5!
    • 1.Rh4?
      • 1...Kd7
        • 2.Rd4#
      • 1...bxc5!
    • 1.Rff5?
      • threat
        • 2.Rfd5#
      • 1...Kd7
        • 2.Rfd5#
      • 1...bxc5!
  • Keys
    • 1.Bg3!
      • 1...Kxc5
        • 2.Rf5#
      • 1...Kd7
        • 2.Rd4#
      • 1...bxc5
        • 2.Rd4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(c);P-FLIGHT::R(C)
  • Tries
    • Try
      • B(A);
      • Vars
        • K(c);P-FLIGHT::R(C)
      • Refutation
        • P(b);XR(E)
    • Try
      • B(A);
      • Vars
        • K(c);P-FLIGHT::R(C)
      • Refutation
        • P(b);XR(E)
    • Try
      • R(C);XP(a)
      • Refutation
        • P(b);XR(E)
    • Try
      • R(C);
      • Vars
        • K(c);P-FLIGHT::R(C)
      • Refutation
        • P(b);XR(E)
    • Try
      • R(C);
      • Vars
        • K(c);P-FLIGHT::R(C)
      • Refutation
        • P(b);XR(E)
    • Try
      • R(C);
      • Vars
        • K(c);P-FLIGHT::R(C)
      • Refutation
        • P(b);XR(E)
    • Try
      • R(C);
      • Threat
        • R1(C)
      • Vars
        • K(c);P-FLIGHT::R(C)
      • Refutation
        • P(b);XR(E)
  • Actual
    • B(A);
    • Vars
      • K(c);S_FLIGHT,XR(E)::R(C)
      • K(c);P-FLIGHT::R(C)
      • P(b);SBLOCK,XR(E)::B(A)+R(C),DCHECK
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