MESON Chess Problem Database

Problem Display
PID: 251210 (2r5/p1QpnpB1/2b2RB1/5r2/1n1k1P2/N1RPp1N1/1PK1p1q1/2b5 w - - 0 1)

Smith, James Alfred John

British Chess Magazine, 1933

2r5/p1QpnpB1/2b2RB1/5r2/1n1k1P2/N1RPp1N1/1PK1p1q1/2b5

#2

11 + 13

SOLUTION

  • SOUND
  • Keys
    • 1.Kb1!
      • threat
        • 2.Rd6#
      • 1...Kd5
        • 2.Rd6#
        • 2.Qd6#
      • 1...Rxf6
        • 2.Qe5#
      • 1...Qd5
        • 2.Sxe2#
      • 1...Rd5
        • 2.Rc4#
      • 1...Re5
        • 2.Qxe5#
      • 1...Bd5
        • 2.Sb5#
      • 1...Sbd5
        • 2.Sc2#
      • 1...Sed5
        • 2.Sxf5#
      • 1...d5
        • 2.Qxa7#
      • 1...d6
        • 2.Rxd6#

FEATURES

  • Static
    • TYPE = WHITE_IN_CHECK
  • Actual
    • K(B);S_FLIGHT
    • Threat
      • B(K)+R(H),DCHECK
    • Vars
      • R(g);N_GUARD,P_SPINR(g),XR(H)::QAB1(J)
      • Q(c);N_GUARD,SBLOCK::S(F),XP(b)
      • R(g);SBLOCK::R1(D)
      • R(g);N_GUARD::QAB1(J),XR(g)
      • B(h);N_GUARD,SBLOCK,S_CUTR(g)::S(C)
      • S(e);N_GUARD,SBLOCK::S(C)
      • S(k);N_GUARD,SBLOCK::S(F),XR(g)
      • P(j);SBLOCK,S_CUTR(g)::QAB(J),XP(i)
      • P(j);::B(K)+R(H),DCHECK,XP(j)
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