MESON Chess Problem Database

Problem Display
PID: 7316 (3R3r/8/4Q3/2PNbp2/3kP3/3Np3/1K1R4/1B6 w - - 0 1)

Velimirovic, Milan

2nd Prize, Probleemblad, 1999

3R3r/8/4Q3/2PNbp2/3kP3/3Np3/1K1R4/1B6

#2

9 + 5

56 The Problemist 2002
6166 FIDE Album (1998-2000) 2007

SOLUTION

  • SOUND
  • Sets
    • 1...Kc4+
      • 2.Sc3#
    • 1...Kxe4+
      • 2.Sxe5#
  • Tries
    • 1.Sxe5+?
      • 1...Kxc5
        • 2.Qb6#
        • 2.Qc6#
      • 1...exd2!
    • 1.Sc3+?
      • 1...Bd6
        • 2.Se2#
        • 2.Sb5#
        • 2.Rxd6#
        • 2.Qd5#
      • 1...Rxd8!
    • 1.Sb6+?
      • 1...Rxd8
        • 2.Qc4#
        • 2.Qxe5#
      • 1...Bd6
        • 2.Rxd6#
        • 2.Qc4#
        • 2.Qd5#
        • 2.Qe5#
      • 1...Kxe4+!
    • 1.Sf6+?
      • 1...Bd6
        • 2.Rxd6#
        • 2.Qd5#
      • 1...Rxd8!
    • 1.Qb6?
      • threat
        • 2.Qb4#
      • 1...Kc4+
        • 2.Sxe5#
      • 1...Kxe4+!
  • Keys
    • 1.Qc6!
      • threat
        • 2.Qa4#
      • 1...Kc4+
        • 2.Sxe5#
      • 1...Kxe4+
        • 2.Sc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(b);CHECK,P-FLIGHT::QAB(H)+S(G)
    • K(b);CHECK,P-FLIGHT,P_SPINB(c),XP(E)::B(A)+S(D),XB(c)
  • Tries
    • Try
      • S(D);CHECK,XB(c)
      • Refutation
        • P(a);XR(C)
    • Try
      • S(G);CHECK
      • Refutation
        • R(e);XR(I)
    • Try
      • S(G);CHECK
      • Refutation
        • K(b);CHECK,P-FLIGHT,P_SPINB(c),XP(E)
    • Try
      • S(G);CHECK
      • Refutation
        • R(e);XR(I)
    • Try
      • Q(H);
      • Threat
        • QAR2(H)
      • Vars
        • K(b);CHECK,P-FLIGHT::S(D),XB(c)
      • Refutation
        • K(b);CHECK,P-FLIGHT,XP(E)
  • Actual
    • Q(H);
    • Threat
      • QAR(H)
    • Vars
      • K(b);CHECK,P-FLIGHT::S(D),XB(c)
      • K(b);CHECK,P-FLIGHT,XP(E)::QAB(H)+S(G),DCHECK
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