MESON Chess Problem Database

Problem Display
PID: 35213 (2k5/1pP5/1R1K4/1B6/8/7b/8/8 w - - 0 1)

Reitman, Mark

Rochade Europa, 1995

2k5/1pP5/1R1K4/1B6/8/7b/8/8

#2

4 + 3

3657 Izbrannie Shakhmatnie Zadachi Marka Reitmana 2000
5454 Near Snap 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Bf1
      • 2.Bd7#
    • 1...Bg2
      • 2.Bd7#
    • 1...Bd7
      • 2.Bxd7#
  • Tries
    • 1.Ba6?
      • threat
        • 2.Bxb7#
      • 1...bxa6
        • 2.Rb8#
      • 1...Bg2!
    • 1.Ra6?
      • threat
        • 2.Ra8#
      • 1...bxa6
        • 2.Bxa6#
      • 1...b6!
  • Keys
    • 1.Bc6!
      • threat
        • 2.Bxb7#
      • 1...bxc6
        • 2.Rb8#
      • 1...Bg2
        • 2.Bd7#

This anticipates 261032(2019)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 2
  • Sets
    • B(a);N_GUARD::B(A)
    • B(a);N_GUARD::B(A),XB(a)
  • Tries
    • Try
      • B(A);P_PINP(b)
      • Threat
        • B(A),XP(b)
      • Vars
        • P(b);N_SPINP(b),OGATE,XB(A)::R1(B)
      • Refutation
        • B(a);
    • Try
      • R(B);
      • Threat
        • R(B)
      • Vars
        • P(b);OGATE,XR(B)::B(A),XP(b)
      • Refutation
        • P(b);
  • Actual
    • B(A);
    • Threat
      • B(A),XP(b)
    • Vars
      • P(b);OGATE,XB(A)::R1(B)
      • B(a);N_GUARD::B(A)
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