MESON Chess Problem Database

Problem Display
PID: 184894 (3r4/2n1n1Q1/2p1p1p1/q3r3/1P2k1p1/N2R4/b1R3P1/KB1N4 w - - 0 1)

Hamilton, Charles Dingee Pennock

American Chess Bulletin, 1908

3r4/2n1n1Q1/2p1p1p1/q3r3/1P2k1p1/N2R4/b1R3P1/KB1N4

#2

9 + 11

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Keys
    • 1.Rd5!
      • threat
        • 2.Qxe5#
      • 1...Kf4
        • 2.Qxe5#
      • 1...Kxd5
        • 2.Rd2#
      • 1...Kf5
        • 2.Qxe5#
      • 1...Qxd5
        • 2.Rc4#
      • 1...Rexd5
        • 2.Rc4#
      • 1...Rdxd5
        • 2.Rc4#
      • 1...Bxd5
        • 2.Rc4#
      • 1...Scxd5
        • 2.Rc4#
      • 1...Sexd5
        • 2.Rc4#
      • 1...cxd5
        • 2.Rc4#
      • 1...exd5
        • 2.Rc4#
      • 1...Rf5
        • 2.Qd4#
      • 1...Rg5
        • 2.Qd4#
      • 1...Rh5
        • 2.Qd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 14
    • REMOVED MATES = 0
  • Sets
  • Actual
    • R(G);
    • Threat
      • QAR1(I),XR(e)
    • Vars
      • K(b);P-FLIGHT::QAB1(I),XR(e)
      • K(b);S_FLIGHT,XR(G)::R(D)
      • K(b);P_SPINR(e),S_FLIGHT::QAR1(I),XR(e)
      • Q(d);SBLOCK,XR(G)::B(B)+R(D),DCHECK
      • R(e);SBLOCK,XR(G)::B(B)+R(D),DCHECK
      • R(k);SBLOCK,XR(G)::B(B)+R(D),DCHECK
      • B(a);P_PINS(F),SBLOCK,XR(G)::B(B)+R(D),DCHECK
      • S(i);SBLOCK,XR(G)::B(B)+R(D),DCHECK
      • S(j);SBLOCK,XR(G)::B(B)+R(D),DCHECK
      • P(f);SBLOCK,XR(G)::B(B)+R(D),DCHECK
      • P(g);SBLOCK,XR(G)::B(B)+R(D),DCHECK
      • R(e);OGATE::QAR1(I)
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