MESON Chess Problem Database

Problem Display
PID: 246042 (n1R1B3/1N2pr1b/1b2p3/3Pp3/K3k1P1/2P1BR2/2P5/5Q2 w - - 0 1)

Svitek, Miroslav

Pat a Mat, 2015

n1R1B3/1N2pr1b/1b2p3/3Pp3/K3k1P1/2P1BR2/2P5/5Q2

#2

11 + 8

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kxd5
      • 2.Bc6#
      • 2.Qc4#
    • 1...Rxf3
      • 2.Qd3#
  • Tries
    • 1.Bxb6?
      • threat
        • 2.Qd3#
      • 1...Kxd5
        • 2.Bc6#
        • 2.Qc4#
      • 1...Rxf3
        • 2.Qc4#
      • 1...Sxb6+!
    • 1.Rxf7?
      • threat
        • 2.Qd3#
        • 2.Qf3#
      • 1...Kxe3
        • 2.Qe1#
      • 1...Kxd5
        • 2.Bc6#
        • 2.Qc4#
      • 1...Bd4
        • 2.Qf3#
      • 1...Bf5!
    • 1.Rc4+?
      • 1...Kxd5
        • 2.Bc6#
      • 1...Bd4!
    • 1.dxe6?
      • threat
        • 2.Bc6#
      • 1...Kd5
        • 2.Qc4#
      • 1...Rxf3
        • 2.Qd3#
      • 1...Sc7!
  • Keys
    • 1.Bc5!
      • threat
        • 2.Qd3#
      • 1...Kxd5
        • 2.Bc6#
      • 1...Rxf3
        • 2.Qc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • R(f);SBLOCK,XR(E)::QAB1(A)
  • Tries
    • Try
      • B(D);XB(c)
      • Threat
        • QAB1(A)
      • Vars
        • R(f);SBLOCK,XR(E)::QAR2(A)
      • Refutation
        • S(h);CHECK,XB(D)
    • Try
      • R(E);XR(f)
      • Threat
        • DUALS(2)
      • Vars
        • K(a);OGATEB,P-FLIGHT,XB(D)::QAR2(A)
        • B(c);::QAB1(A)
      • Refutation
        • B(g);
    • Try
      • R(J);CHECK
      • Vars
        • K(a);S_FLIGHT,XP(H)::B(K)
      • Refutation
        • B(c);P_SPINB(c)
    • Try
      • P(H);XP(d)
      • Threat
        • B(K)
      • Vars
        • K(a);S_FLIGHT::QAB1(A)
        • R(f);SBLOCK,XR(E)::QAB1(A)
      • Refutation
        • S(h);
  • Actual
    • B(D);
    • Threat
      • QAB1(A)
    • Vars
      • K(a);OGATEB,S_FLIGHT,XP(H)::B(K)
      • R(f);SBLOCK,XR(E)::QAR2(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).