MESON Chess Problem Database

Problem Display
PID: 47767 (8/B1p5/1qR3n1/3p1B2/1N1k1P2/1p2Nr2/1K1p1P2/6Q1 w - - 0 1)

Pasztor, Jozsef

StrateGems, 2003

8/B1p5/1qR3n1/3p1B2/1N1k1P2/1p2Nr2/1K1p1P2/6Q1

#2

9 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Qc5
      • 2.Bxc5#
    • 1...Rxe3
      • 2.fxe3#
    • 1...Sxf4
      • 2.Qg7#
    • 1...Sh4
      • 2.Qg7#
    • 1...Se7
      • 2.Qg7#
    • 1...Sf8
      • 2.Qg7#
    • 1...Sh8
      • 2.Qg7#
    • 1...d1Q
      • 2.Qxd1#
    • 1...d1S+
      • 2.Qxd1#
    • 1...d1B
      • 2.Qxd1#
    • 1...d1R
      • 2.Qxd1#
  • Tries
    • 1.Bb1?
      • threat
        • 2.Sf5#
      • 1...d1S+
        • 2.Qxd1#
      • 1...Rxe3
        • 2.fxe3#
      • 1...Sxf4
        • 2.Qg7#
      • 1...Qc5
        • 2.Bxc5#
      • 1...Sh4
        • 2.Qg7#
      • 1...Se7
        • 2.Qg7#
      • 1...Rxf4!
    • 1.Rc3?
      • threat
        • 2.Sc6#
      • 1...d1S+
        • 2.Qxd1#
      • 1...Se7
        • 2.Qg7#
      • 1...c5
        • 2.Rd3#
      • 1...c6
        • 2.Sxc6#
      • 1...Se5!
  • Keys
    • 1.Kxb3!
      • threat
        • 2.Qa1#
      • 1...Rxe3+
        • 2.fxe3#
      • 1...d1Q+
        • 2.Qxd1#
      • 1...d1B+
        • 2.Qxd1#
      • 1...Qxa7
        • 2.Sc2#
      • 1...Rxf2
        • 2.Sc2#
      • 1...d1S
        • 2.Qxd1#
      • 1...d1R
        • 2.Qxd1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 6
  • Sets
    • Q(f);OGATE::B(I),XQ(f)
    • R(c);OGATE,XS(D)::P(C),XR(c)
    • S(g);OGATE,XP(F)::QAB(A)
    • S(g);OGATE::QAB(A)
    • P(a);OGATEB::QAR(A),XQ(a)
    • P(a);CHECK,OGATEB::QAR(A),XS(a)
    • P(a);OGATEB::QAR(A),XB(a)
    • P(a);OGATEB::QAR(A),XR(a)
  • Tries
    • Try
      • B(G);
      • Threat
        • S(D)
      • Vars
        • P(a);CHECK,OGATEB::QAR(A),XS(a)
        • R(c);OGATE,XS(D)::P(C),XR(c)
        • S(g);OGATE,XP(F)::QAB(A)
        • Q(f);OGATE::B(I),XQ(f)
        • S(g);OGATE::QAB(A)
      • Refutation
        • R(c);XP(F)
    • Try
      • R(H);
      • Threat
        • S(E)
      • Vars
        • P(a);CHECK,OGATEB::QAR(A),XS(a)
        • S(g);OGATE::QAB(A)
        • P(h);N_SPINQ(f),SBLOCK::R1(H)
        • P(h);::S(E),XP(h)
      • Refutation
        • S(g);
  • Actual
    • K(B);P-FLIGHT,P_SPINS(D),XP(b)
    • Threat
      • QAB(A)
    • Vars
      • R(c);CHECK,OGATE,P_PINS(E),XS(D)::P(C),XR(c)
      • P(a);CHECK,OGATEB::QAR(A),XQ(a)
      • P(a);CHECK,OGATEB::QAR(A),XB(a)
      • Q(f);N_SPINQ(f),XB(I)::S(E)
      • R(c);N_PINS(D),P_PINS(E),XP(C)::S(D)
      • P(a);OGATEB::QAR(A),XS(a)
      • P(a);OGATEB::QAR(A),XR(a)
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).