MESON Chess Problem Database

Problem Display
PID: 92659 (8/1BpR4/1R1B4/1PN5/2k5/8/P1NK4/8 w - - 0 1)

Molnar, Arpad

Tijdschrift, 1952

8/1BpR4/1R1B4/1PN5/2k5/8/P1NK4/8

#2

9 + 2

5454 Near Snap 2009
6490 yacpdb 2009
5454 Near Snap 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Sa3+?
      • 1...Kd4
        • 2.Sb3#
        • 2.Se6#
      • 1...Kb4!
    • 1.Se3+?
      • 1...Kd4
        • 2.Sb3#
        • 2.Se6#
      • 1...Kb4!
    • 1.Se6?
      • threat
        • 2.Sa3#
        • 2.Se3#
        • 2.Rxc7#
      • 1...cxb6
        • 2.Sa3#
      • 1...cxd6
        • 2.Rc7#
      • 1...c6
        • 2.Se3#
      • 1...c5!
    • 1.Be7?
      • threat
        • 2.Bd5#
        • 2.Rd4#
      • 1...c6
        • 2.Rd4#
      • 1...cxb6!
    • 1.Bf8?
      • threat
        • 2.Bd5#
        • 2.Rd4#
      • 1...c6
        • 2.Rd4#
      • 1...cxb6!
  • Keys
    • 1.Sb3!
      • threat
        • 2.Sa3#
        • 2.Se3#
        • 2.Sa5#
        • 2.Rxc7#
      • 1...cxb6
        • 2.Sa3#
      • 1...cxd6
        • 2.Rc7#
      • 1...c6
        • 2.Se3#
      • 1...c5
        • 2.Sa5#

Anticipated by 19452(1951)

This anticipates 251869(1993)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);CHECK
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • S(B);CHECK
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • S(E);
      • Threat
        • DUALS(3)
      • Vars
        • P(b);XR(F)::S(B)
        • P(b);XB(G)::R(I)
        • P(b);::S(B)
      • Refutation
        • P(b);
    • Try
      • B(G);
      • Threat
        • DUALS(2)
      • Vars
        • P(b);::R1(I)
      • Refutation
        • P(b);XR(F)
    • Try
      • B(G);
      • Threat
        • DUALS(2)
      • Vars
        • P(b);::R1(I)
      • Refutation
        • P(b);XR(F)
  • Actual
    • S(E);
    • Threat
      • DUALS(4)
    • Vars
      • P(b);XR(F)::S(B)
      • P(b);XB(G)::R(I)
      • P(b);::S(B)
      • P(b);::S(E)
HTML5 logo

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).