MESON Chess Problem Database

Problem Display
PID: 36060 (5b2/pQ6/5R2/2p1Bp2/2N1p3/1P1p3K/rn1NP3/k7 w - - 0 1)

Reitman, Mark

Ukraine Ty., 1998

5b2/pQ6/5R2/2p1Bp2/2N1p3/1P1p3K/rn1NP3/k7

#2

8 + 9

3657 Izbrannie Shakhmatnie Zadachi Marka Reitmana 2000

SOLUTION

  • SOUND
  • Sets
    • 1...Ra6
      • 2.Rxa6#
      • 2.Qxa6#
    • 1...e3
      • 2.Qh1#
  • Tries
    • 1.Ra6?
      • threat
        • 2.Bxb2#
      • 1...Rxa6
        • 2.Qxa6#
      • 1...Ra3
        • 2.Rxa3#
      • 1...Ra4
        • 2.Rxa4#
      • 1...Ra5
        • 2.Rxa5#
      • 1...Bg7!
    • 1.Qxa7?
      • threat
        • 2.Bxb2#
      • 1...Ra3
        • 2.Qxa3#
      • 1...Ra4
        • 2.Qxa4#
      • 1...Ra5
        • 2.Qxa5#
      • 1...Ra6
        • 2.Rxa6#
        • 2.Qxa6#
      • 1...Rxa7!
  • Keys
    • 1.Qa6!
      • threat
        • 2.Bxb2#
      • 1...Rxa6
        • 2.Rxa6#
      • 1...Ra3
        • 2.Qxa3#
      • 1...Ra4
        • 2.Qxa4#
      • 1...Ra5
        • 2.Qxa5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • P(e);OGATE::QAB1(H)
  • Tries
    • Try
      • R(G);P_PINR(b)
      • Threat
        • B(F),XS(c)
      • Vars
        • R(b);N_SPINR(b),OGATE,XR(G)::QAR(H),XR(b)
        • R(b);OGATEB::R(G),XR(b)
      • Refutation
        • B(i);
    • Try
      • Q(H);P_PINR(b),XP(h)
      • Threat
        • B(F),XS(c)
      • Vars
        • R(b);OGATEB::QAR2(H),XR(b)
        • R(b);OGATEB::QAR(H),XR(b)
      • Refutation
        • R(b);N_SPINR(b),XQ(H)
  • Actual
    • Q(H);P_PINR(b)
    • Threat
      • B(F),XS(c)
    • Vars
      • R(b);N_SPINR(b),OGATE,XQ(H)::R(G),XR(b)
      • R(b);OGATEB::QAR2(H),XR(b)
      • R(b);OGATEB::QAR(H),XR(b)
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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).