MESON Chess Problem Database

Problem Display
PID: 267410 (3Q4/5pp1/pK1P4/2Rp1B2/1N1kPp2/5P2/1p1BpR2/6b1 w - - 0 1)

Uris, Miguel

Zaldo MT (Problemas), 2019

3Q4/5pp1/pK1P4/2Rp1B2/1N1kPp2/5P2/1p1BpR2/6b1

#2

10 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Ke5
      • 2.Sc6#
      • 2.Bc3#
      • 2.Rxd5#
    • 1...g5
      • 2.Qf6#
    • 1...g6
      • 2.Qf6#
  • Tries
    • 1.Sc2+?
      • 1...Ke5
        • 2.Bc3#
        • 2.Rxd5#
        • 2.Qe7#
      • 1...Kd3!
    • 1.Rxe2?
      • threat
        • 2.Bc3#
      • 1...Ke5
        • 2.Sc6#
      • 1...b1S!
    • 1.Qa8?
      • threat
        • 2.Qxd5#
      • 1...dxe4
        • 2.Qxe4#
        • 2.Qd5#
      • 1...Ke5!
    • 1.Qc8?
      • threat
        • 2.Rxd5#
      • 1...dxe4
        • 2.Rd5#
      • 1...Ke5!
  • Keys
    • 1.Qc7!
      • threat
        • 2.Rxd5#
      • 1...Ke5
        • 2.Bc3#
      • 1...dxe4
        • 2.Rd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • P(i);N_GUARD::QAB(J)
  • Tries
    • Try
      • S(D);CHECK
      • Refutation
        • K(d);P-FLIGHT
    • Try
      • R(B);XP(c)
      • Threat
        • B(A)
      • Vars
        • K(d);N_GUARD,P_PINR(F),P_SPINP(f),S_FLIGHT::S(D)
      • Refutation
        • P(b);
    • Try
      • Q(J);
      • Threat
        • QAR1(J),XP(f)
      • Refutation
        • K(d);P_SPINP(f),S_FLIGHT
    • Try
      • Q(J);
      • Threat
        • R1(F),XP(f)
      • Vars
        • P(f);XP(E)::R1(F)
      • Refutation
        • K(d);P_SPINP(f),S_FLIGHT
  • Actual
    • Q(J);
    • Threat
      • R1(F),XP(f)
    • Vars
      • K(d);N_GUARD,P_SPINP(f),S_FLIGHT::B(A)
      • P(f);XP(E)::R1(F)
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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).