MESON Chess Problem Database

Problem Display
PID: 189786 (7K/n3p3/8/2p5/2RB2Qp/1B1k3r/2b1rp2/1N2b3 w - - 0 1)

Hentschel, Arthur

HM., Budapesti Sakkor, 1912

7K/n3p3/8/2p5/2RB2Qp/1B1k3r/2b1rp2/1N2b3

#2

6 + 10

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Rd2
      • 2.Rc3#
    • 1...Bc3
      • 2.Rxc3#
    • 1...cxd4
      • 2.Qxd4#
  • Tries
    • 1.Qxh3+?
      • 1...Re3
        • 2.Qxe3#
      • 1...Ke4!
  • Keys
    • 1.Be3!
      • threat
        • 2.Qe4#
      • 1...Bc3+
        • 2.Rxc3#
      • 1...Kxe3
        • 2.Qxh3#
      • 1...Rexe3
        • 2.Bxc2#
      • 1...Rhxe3
        • 2.Qd7#
      • 1...Rd2
        • 2.Rc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • R(c);S_CUTB(a)::R1(C)
    • B(a);N_GUARD,P_PINB(D)::R1(C),XB(a)
    • P(h);OGATE,XB(D)::QAR1(E),XP(h)
  • Tries
    • Try
      • Q(E);CHECK,XR(f)
      • Vars
        • R(c);N_GUARD,P_SPINR(c)::QAR1(E),XR(c)
      • Refutation
        • K(e);S_FLIGHT
  • Actual
    • B(D);
    • Threat
      • QAB1(E)
    • Vars
      • B(a);CHECK,N_GUARD::R1(C),XB(a)
      • K(e);OGATEB,P-FLIGHT,XB(D)::QAR(E),XR(f)
      • R(c);N_GUARD,SBLOCK,XB(D)::B(B),XB(b)
      • R(f);SBLOCK,XB(D)::QAR(E)
      • R(c);S_CUTB(a)::R1(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).