MESON Chess Problem Database

Problem Display
PID: 141124 (2Q5/3P4/R5Bk/8/1n6/8/3RP3/B2K4 w - - 0 1)

Velimirovic, Milan

Vecherni Novosti, 1978

2Q5/3P4/R5Bk/8/1n6/8/3RP3/B2K4

#2

8 + 2

6490 yacpdb 2011

SOLUTION

  • SOUND
  • Tries
    • 1.Qc5?
      • threat
        • 2.Qe3#
        • 2.Qh5#
      • 1...Sxa6
        • 2.Qh5#
      • 1...Sc6
        • 2.Qh5#
      • 1...Sc2
        • 2.Bxc2#
        • 2.Bd3#
        • 2.Be4#
        • 2.Qh5#
      • 1...Sd3
        • 2.Bxd3#
        • 2.Be4#
        • 2.Qh5#
      • 1...Sd5!
  • Keys
    • 1.Qc1!
      • threat
        • 2.Rda2#
        • 2.Rc2#
        • 2.Rd3#
        • 2.Rd5#
        • 2.Rdd6#
      • 1...Kg5
        • 2.Rd4#
      • 1...Sxa6
        • 2.Rd6#
      • 1...Sc6
        • 2.Rd6#
      • 1...Sa2
        • 2.Rdxa2#
      • 1...Sc2
        • 2.Rxc2#
      • 1...Sd3
        • 2.Rxd3#
      • 1...Sd5
        • 2.Rxd5#

This is a version

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(H);
      • Threat
        • DUALS(2)
      • Vars
        • S(a);SBLOCK,XR(E)::QAR1(H)
        • S(a);::QAR1(H)
      • Refutation
        • S(a);
  • Actual
    • Q(H);
    • Threat
      • DUALS(5)
    • Vars
      • K(b);S_FLIGHT::QAB(H)+R(C)
      • S(a);XR(E)::QAB(H)+R(C)
      • S(a);::QAB(H)+R(C)
      • S(a);::QAB(H)+R(C),XS(a)
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