MESON Chess Problem Database

Problem Display
PID: 34969 (1R6/8/8/kp1B4/1R6/2K5/8/8 w - - 0 1)

Reitman, Mark

Bron MT, 1992

1R6/8/8/kp1B4/1R6/2K5/8/8

#2

4 + 2

3657 Izbrannie Shakhmatnie Zadachi Marka Reitmana 2000
5454 Near Snap 2014

SOLUTION

  • SOUND
  • Tries
    • 1.Rb1?
      • threat
        • 2.Ra1#
      • 1...Ka4
        • 2.Ra1#
        • 2.Ra8#
      • 1...Ka6
        • 2.Ra1#
      • 1...b4+!
    • 1.Rb2?
      • threat
        • 2.Ra2#
      • 1...Ka4
        • 2.Ra2#
        • 2.Ra8#
      • 1...Ka6
        • 2.Ra2#
      • 1...b4+!
    • 1.Rb3?
      • threat
        • 2.Ra3#
      • 1...Ka4
        • 2.Ra8#
      • 1...Ka6
        • 2.Ra3#
      • 1...b4+!
    • 1.Ra4+?
      • 1...Kxa4
        • 2.Ra8#
      • 1...bxa4!
  • Keys
    • 1.Bc4!
      • 1...Ka6
        • 2.Ra4#
      • 1...bxc4
        • 2.Ra8#

Anticipated by 85361(1987)

FEATURES

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