MESON Chess Problem Database

Problem Display
PID: 108475 (q7/3BP3/8/2pk1N2/1pr1b2R/2p1pQBK/6p1/6b1 w - - 0 1)

Jacobs, Walter William

Cincinnati Enquirer, 1931

q7/3BP3/8/2pk1N2/1pr1b2R/2p1pQBK/6p1/6b1

#2

7 + 10

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.e8Q?
      • threat
        • 2.Be6#
        • 2.Qf7#
        • 2.Qe5#
        • 2.Qe6#
        • 2.Qxa8#
      • 1...Rd4
        • 2.Be6#
        • 2.Qf7#
        • 2.Qe6#
      • 1...Qc6
        • 2.Bxc6#
        • 2.Qe5#
      • 1...Qb7
        • 2.Be6#
        • 2.Qf7#
        • 2.Qe5#
        • 2.Qe6#
        • 2.Qg8#
      • 1...Qa1
        • 2.Bc6#
        • 2.Be6#
        • 2.Qf7#
        • 2.Qe5#
        • 2.Qe6#
        • 2.Qg8#
      • 1...Qa2
        • 2.Bc6#
        • 2.Be6#
        • 2.Qf7#
        • 2.Qe5#
        • 2.Qe6#
        • 2.Qg8#
      • 1...Qa3
        • 2.Bc6#
        • 2.Be6#
        • 2.Qf7#
        • 2.Qe5#
        • 2.Qe6#
        • 2.Qg8#
      • 1...Qa4
        • 2.Be6#
        • 2.Qf7#
        • 2.Qe5#
        • 2.Qe6#
        • 2.Qg8#
      • 1...Qa5
        • 2.Bc6#
        • 2.Be6#
        • 2.Qf7#
        • 2.Qe5#
        • 2.Qe6#
        • 2.Qg8#
      • 1...Qa6
        • 2.Qe5#
      • 1...Qa7
        • 2.Bc6#
        • 2.Be6#
        • 2.Qf7#
        • 2.Qe5#
        • 2.Qe6#
        • 2.Qg8#
      • 1...Qb8
        • 2.Bc6#
        • 2.Be6#
        • 2.Qf7#
        • 2.Qe6#
      • 1...Qc8
        • 2.Qf7#
        • 2.Qe5#
        • 2.Qe6#
      • 1...Qd8
        • 2.Bc6#
        • 2.Be6#
        • 2.Qf7#
        • 2.Qe5#
        • 2.Qe6#
      • 1...Qxe8!
  • Keys
    • 1.Sd4!
      • threat
        • 2.Qxe4#
      • 1...Kxd4
        • 2.Qd1#
      • 1...Rxd4
        • 2.Qf7#
      • 1...Bxf3
        • 2.Be6#
      • 1...cxd4
        • 2.Rh5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • P(G);
      • Threat
        • DUALS(5)
      • Vars
        • Q(j);::QAR1(G)
      • Refutation
        • Q(j);XQ(G)
  • Actual
    • S(E);
    • Threat
      • QAB1(A),XB(g)
    • Vars
      • K(i);OGATEB,P-FLIGHT,XS(E)::QAR(A)
      • R(f);SBLOCK,XS(E)::QAB(A)
      • B(g);N_SPINB(g),XQ(A)::B(F)
      • P(h);SBLOCK,XS(E)::R(D)
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