MESON Chess Problem Database

Problem Display
PID: 165273 (3K1N1q/2p2R1P/N1kP4/1pB2p2/b3R3/1P6/8/2Q5 w - - 0 1)

Mankowski, RC

British Chess Magazine, 1908

3K1N1q/2p2R1P/N1kP4/1pB2p2/b3R3/1P6/8/2Q5

#2

10 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...cxd6
      • 2.Sb4#
  • Keys
    • 1.Qh1!
      • threat
        • 2.Re1#
        • 2.Re2#
        • 2.Re3#
        • 2.Rxa4#
        • 2.Rb4#
        • 2.Rc4#
        • 2.Rd4#
        • 2.Rf4#
        • 2.Rg4#
        • 2.Rh4#
        • 2.Re5#
        • 2.Re6#
        • 2.Ree7#
        • 2.Re8#
      • 1...Qf6+
        • 2.Ree7#
      • 1...Qxf8+
        • 2.Re8#
      • 1...Kd5
        • 2.Re1#
        • 2.Re2#
        • 2.Re3#
        • 2.Re6#
        • 2.Ree7#
        • 2.Re8#
      • 1...Kb7
        • 2.Rxa4#
      • 1...Qxh7
        • 2.Rh4#
      • 1...Bxb3
        • 2.Rc4#
      • 1...fxe4
        • 2.Qxe4#
      • 1...cxd6
        • 2.Re6#
      • 1...b4
        • 2.Rxb4#
      • 1...Qa1
        • 2.Re1#
      • 1...Qb2
        • 2.Re2#
      • 1...Qc3
        • 2.Re3#
      • 1...Qd4
        • 2.Rxd4#
      • 1...Qe5
        • 2.Rxe5#
      • 1...Qg7
        • 2.Rg4#
      • 1...Qg8
        • 2.Rg4#
      • 1...f4
        • 2.Rexf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 15
    • REMOVED MATES = 0
  • Sets
    • P(e);XP(F)::S(E)
  • Actual
    • Q(A);
    • Threat
      • DUALS(14)
    • Vars
      • Q(f);CHECK,N_PINS(J)::QAB(A)+R(C)
      • Q(f);CHECK,XS(J)::QAB(A)+R(C)
      • K(d);P_SPINP(e),S_FLIGHT::QAB(A)+R(C),XB(a)
      • Q(f);N_PINS(J),XP(H)::QAB(A)+R(C)
      • B(a);XP(B)::QAB(A)+R(C)
      • P(c);OGATE,P_SPINP(c),XR(C)::QAB(A),XP(c)
      • P(e);XP(F)::QAB(A)+R(C)
      • P(b);::QAB(A)+R(C),XP(b)
      • Q(f);N_PINS(J)::QAB(A)+R(C)
      • Q(f);N_PINS(J),P_PINP(F)::QAB(A)+R(C),XQ(f)
      • Q(f);N_PINS(J)::QAB(A)+R(C),XQ(f)
      • Q(f);::QAB(A)+R(C)
      • P(c);::QAB(A)+R(C),XP(c)
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Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).