MESON Chess Problem Database

Problem Display
PID: 102906 (bB1n1R2/r2p2rq/p3kp2/R2N1Nb1/2PP1Q2/4K2p/8/8 w - - 0 1)

Salzman-Solski, H

Match: Poland - Wegry, 1935

bB1n1R2/r2p2rq/p3kp2/R2N1Nb1/2PP1Q2/4K2p/8/8

#2

9 + 11

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qh4
      • 2.Sxg7#
    • 1...Qh5
      • 2.Sxg7#
    • 1...Rc7
      • 2.Sxc7#
    • 1...Bxf4+
      • 2.Sxf4#
    • 1...Bh4
      • 2.Qe4#
    • 1...Bh6
      • 2.Rxf6#
    • 1...Bxd5
      • 2.cxd5#
    • 1...Bb7
      • 2.Sc7#
    • 1...Sb7
      • 2.Sc7#
    • 1...Sf7
      • 2.Re8#
  • Keys
    • 1.Ke4!
      • threat
        • 2.Qd6#
      • 1...Qxf5+
        • 2.Qxf5#
      • 1...Bxd5+
        • 2.cxd5#
      • 1...Bxf4
        • 2.Rxf6#
      • 1...d6
        • 2.Qxd6#
      • 1...Qh4
        • 2.Sxg7#
      • 1...Sb7
        • 2.Sc7#
      • 1...Sf7
        • 2.Re8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 5
  • Sets
    • Q(i);N_GUARD::S(G),XR(h)
    • R(f);N_GUARD::S(F),XR(f)
    • B(b);CHECK,XQ(D)::S(F),XB(b)
    • B(b);N_PINQ(D)::QAR2(D)
    • B(b);N_GUARD::R1(I),XP(e)
    • B(j);OGATE,XS(F)::P(B),XB(j)
    • B(j);S_CUTR(f)::S(F)
    • S(k);S_CUTR(f)::S(F)
    • S(k);SBLOCK,S_CUTR(h)::R(I)
  • Actual
    • K(A);N_SPINQ(D),P-FLIGHT,P_SPINS(F)
    • Threat
      • QAR1(D)
    • Vars
      • Q(i);CHECK,OGATE,XS(G)::QAB1(D),XQ(i)
      • B(j);CHECK,OGATE,P_PINS(G),XS(F)::P(B),XB(j)
      • B(b);N_GUARD,XQ(D)::R1(I),XP(e)
      • P(g);::QAR1(D),XP(g)
      • Q(i);P_PINQ(D)::S(G),XR(h)
      • S(k);N_PINS(F),P_PINS(G)::S(F)
      • S(k);SBLOCK,S_CUTR(h)::R(I)
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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).