MESON Chess Problem Database

Problem Display
PID: 184431 (7b/qP1Rp3/p2B4/8/1p1k1P2/r2P3b/1rp2P2/2N1K1QB w - - 0 1)

Janet, Frank

British Chess Magazine, 1916

7b/qP1Rp3/p2B4/8/1p1k1P2/r2P3b/1rp2P2/2N1K1QB

#2

10 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Qc5
      • 2.Be5#
    • 1...Bf1
      • 2.Bxb4#
    • 1...e6
      • 2.Bxb4#
  • Keys
    • 1.Qg8!
      • threat
        • 2.Qc4#
      • 1...Kc3
        • 2.Qc4#
      • 1...Rxd3
        • 2.Se2#
      • 1...Qc5
        • 2.Be5#
      • 1...Rc3
        • 2.Qd5#
      • 1...Be6
        • 2.Qxh8#
      • 1...e6
        • 2.Bxb4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • Q(h);SBLOCK::R(J)+B(H),DCHECK
    • B(d);N_GUARD::R(J)+B(H),XP(e)
    • P(i);S_CUTB(d)::R(J)+B(H),XP(e)
  • Actual
    • Q(C);
    • Threat
      • QAR1(C)
    • Vars
      • K(f);S_FLIGHT::QAR1(C)
      • R(c);SBLOCK,XP(F)::S(A)
      • Q(h);SBLOCK::R(J)+B(H),DCHECK
      • R(c);SBLOCK::QAR1(C)
      • B(d);S_CUTP(i)::QAB(C),XB(j)
      • P(i);S_CUTB(d)::R(J)+B(H),XP(e)
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