MESON Chess Problem Database

Problem Display
PID: 1995 (2rb4/3kpP2/2p5/1P5Q/2N4B/8/B7/5K2 w - - 0 1)

Abbott, Joseph William

Lebanon Herald, 1877

2rb4/3kpP2/2p5/1P5Q/2N4B/8/B7/5K2

#2

7 + 5

3479 121 Chess Problems 1887
15148 Sadier Collection 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Ke6
      • 2.f8S#
  • Keys
    • 1.Qc5!
      • 1...Ke6
        • 2.Sb6#
      • 1...Kc7
        • 2.Qa7#
      • 1...cxb5
        • 2.Se5#
      • 1...Ra8
        • 2.Qxc6#
      • 1...Rb8
        • 2.Qxc6#
      • 1...Ba5
        • 2.Qxe7#
      • 1...Bb6
        • 2.Qxe7#
      • 1...Rc7
        • 2.Sb6#
      • 1...Bc7
        • 2.Qxe7#
      • 1...e5
        • 2.Qd6#
      • 1...e6
        • 2.Qd6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
    • K(b);S_FLIGHT::P=S
  • Actual
    • Q(F);
    • Vars
      • K(b);S_FLIGHT::B(B)+S(C)
      • K(b);P-FLIGHT,P_SPINP(a)::QAR2(F)
      • P(a);XP(E)::S(C)
      • R(d);N_GUARD::QAB1(F),XP(a)
      • B(e);N_GUARD::QAR1(F),XP(c)
      • R(d);SBLOCK,S_CUTB(e)::S(C)
      • B(e);N_GUARD,SBLOCK::QAR1(F),XP(c)
      • P(c);N_GUARD::QAR1(F)
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