MESON Chess Problem Database

Problem Display
PID: 29567 (4R3/8/2KpBQ2/1p1R2p1/2p1k3/1r5p/3p2rq/5nb1 w - - 0 1)

Wurzburg, Otto

Magyar Sakkvilag, 1912

4R3/8/2KpBQ2/1p1R2p1/2p1k3/1r5p/3p2rq/5nb1

#2

5 + 12

3325 Wurzburg Artistry 1974

SOLUTION

  • SOUND
  • Sets
    • 1...Qh1
      • 2.Bxh3#
      • 2.Bg4#
      • 2.Bd7#
      • 2.Bf7#
      • 2.Bc8#
      • 2.Bg8#
    • 1...Rgg3
      • 2.Bxh3#
      • 2.Bg4#
      • 2.Bd7#
      • 2.Bf7#
      • 2.Bc8#
      • 2.Bg8#
    • 1...Re3
      • 2.Rd4#
      • 2.Qf5#
    • 1...Rbg3
      • 2.Bxh3#
      • 2.Bg4#
      • 2.Bd7#
      • 2.Bf7#
      • 2.Bc8#
      • 2.Bg8#
    • 1...Be3
      • 2.Qf5#
    • 1...Se3
      • 2.Rd4#
    • 1...Sg3
      • 2.Bxh3#
      • 2.Bg4#
      • 2.Bd7#
      • 2.Bf7#
      • 2.Bc8#
      • 2.Bg8#
  • Keys
    • 1.Rd3!
      • threat
        • 2.Qf5#
      • 1...Kxd3
        • 2.Bf5#
      • 1...Rxd3
        • 2.Bd5#
      • 1...cxd3
        • 2.Bd5#
      • 1...Qe5
        • 2.Qf3#
      • 1...Qf4
        • 2.Bf5#
      • 1...Rf2
        • 2.Qd4#
      • 1...Se3
        • 2.Rd4#
      • 1...Sg3
        • 2.Bxc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 1
  • Sets
    • B(b);SBLOCK::QAB1(D)
    • S(a);SBLOCK,S_CUTB(b)::R1(A)
  • Actual
    • R(A);
    • Threat
      • QAB1(D)
    • Vars
      • K(i);S_FLIGHT,XR(A)::B(C)
      • R(f);SBLOCK,XR(A)::R(E)+B(C),DCHECK
      • P(h);SBLOCK,XR(A)::R(E)+B(C),DCHECK
      • Q(e);SBLOCK::QAB1(D)
      • Q(e);SBLOCK::R(E)+B(C),DCHECK
      • R(d);S_CUTB(b)::QAR1(D)
      • S(a);SBLOCK,S_CUTB(b)::R1(A)
      • S(a);S_CUTQ(e)::R(E)+B(C),XP(h)
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