MESON Chess Problem Database

Problem Display
PID: 94854 (K3B3/8/3Bp3/8/4P3/1k6/3Q4/8 w - - 0 1)

Marandiuk, Mikhail Nazarovich

Vecherni Magadan, 1997

K3B3/8/3Bp3/8/4P3/1k6/3Q4/8

#2

5 + 2

6490 yacpdb 2009
5454 Near Snap 2013

SOLUTION

  • SOUND
  • Tries
    • 1.Bb4?
      • 1...Kc4
        • 2.Qc3#
      • 1...e5!
    • 1.Bc5?
      • 1...Kc4
        • 2.Qc2#
      • 1...e5!
    • 1.Ba4+?
      • 1...Kxa4
        • 2.Qb4#
      • 1...Kc4!
    • 1.Bf7?
      • 1...Ka4
        • 2.Qb4#
      • 1...Kc4!
    • 1.Qb2+?
      • 1...Kc4
        • 2.Bb5#
      • 1...Kxb2!
  • Keys
    • 1.Be5!
      • 1...Ka3
        • 2.Qb2#
      • 1...Kc4
        • 2.Qc3#

Anticipated by 15390(1983)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(C);
      • Vars
        • K(a);S_FLIGHT::QAR1(A)
      • Refutation
        • P(b);
    • Try
      • B(C);
      • Vars
        • K(a);S_FLIGHT::QAR2(A)
      • Refutation
        • P(b);
    • Try
      • B(E);CHECK
      • Vars
        • K(a);S_FLIGHT,XB(E)::QAR1(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(E);P_PINP(b)
      • Vars
        • K(a);N_SPINP(b),S_FLIGHT::QAR1(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);S_FLIGHT::B(E)
      • Refutation
        • K(a);P-FLIGHT,XQ(A)
  • Actual
    • B(C);
    • Vars
      • K(a);P-FLIGHT::QAB1(A)
      • K(a);S_FLIGHT::QAR1(A)
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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).