MESON Chess Problem Database

Problem Display
PID: 132388 (8/3p2b1/B7/p5Qb/n2kp3/1R6/8/2N1K3 w - - 0 1)

Bottger, Horst

Wochenpost, 1994

8/3p2b1/B7/p5Qb/n2kp3/1R6/8/2N1K3

#2

5 + 7

6114 Problemschach-Jahrbuch (1994) 1995

SOLUTION

  • SOUND
  • Sets
    • 1...Be2
      • 2.Sxe2#
    • 1...Bg6
      • 2.Se2#
    • 1...Bf7
      • 2.Se2#
    • 1...Be8
      • 2.Se2#
  • Tries
    • 1.Rb4+?
      • 1...Kc3
        • 2.Qd2#
      • 1...axb4!
  • Keys
    • 1.Rc3!
      • threat
        • 2.Rc4#
      • 1...Kxc3
        • 2.Qd2#
      • 1...Sxc3
        • 2.Sb3#
      • 1...Be5
        • 2.Qd2#
      • 1...Be2
        • 2.Sxe2#
      • 1...Bf7
        • 2.Se2#
      • 1...Sb2
        • 2.Qc5#
      • 1...Sb6
        • 2.Qc5#
      • 1...d5
        • 2.Qxg7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 2
  • Sets
    • B(e);N_GUARD::S(A),XB(e)
    • B(e);N_GUARD::S(A)
  • Tries
    • Try
      • R(C);CHECK
      • Vars
        • K(b);S_FLIGHT::QAB1(D)
      • Refutation
        • P(d);XR(C)
  • Actual
    • R(C);
    • Threat
      • R1(C)
    • Vars
      • K(b);S_FLIGHT,XR(C)::QAB1(D)
      • S(a);SBLOCK,XR(C)::S(A)
      • B(g);SBLOCK::QAR2(D)
      • B(e);N_GUARD::S(A),XB(e)
      • B(e);N_GUARD::S(A)
      • S(a);N_GUARD::QAB1(D)
      • P(f);SBLOCK::QAB(D),XB(g)
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