MESON Chess Problem Database

Problem Display
PID: 67046 (8/8/8/4p2P/1pP1P3/1N5R/bBk1BN1Q/6RK w - - 0 1)

Velimirovic, Milan

Schach-Aktiv, 1995

8/8/8/4p2P/1pP1P3/1N5R/bBk1BN1Q/6RK

#2

11 + 4

5417 FIDE Album (1995-1997) 2004

SOLUTION

  • SOUND
  • Tries
    • 1.Sd3?
      • 1...Bxb3
        • 2.Bg4#
      • 1...Bb1
        • 2.Bd1#
      • 1...Kxb3!
    • 1.Sg4?
      • 1...Bxb3
        • 2.Bd3#
      • 1...Bb1
        • 2.Bd1#
      • 1...Kxb2!
    • 1.Sa1+?
      • 1...Kxb2
        • 2.Qxe5#
      • 1...Kd2!
    • 1.Bc1?
      • 1...Kb1
        • 2.Bd3#
      • 1...Bb1
        • 2.Sa1#
        • 2.Bd1#
      • 1...Bxb3!
    • 1.Bg4?
      • 1...Bxb3
        • 2.Sd3#
      • 1...Bb1
        • 2.Sd1#
      • 1...Kxb2!
    • 1.Qf4?
      • threat
        • 2.Qc1#
        • 2.Qd2#
      • 1...Kxb2
        • 2.Qc1#
      • 1...Bxb3
        • 2.Qc1#
      • 1...exf4!
  • Keys
    • 1.Sd1!
      • 1...Kb1
        • 2.Bd3#
      • 1...Bxb3
        • 2.Bd3#
      • 1...Bb1
        • 2.Bg4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(E);
      • Vars
        • B(a);SBLOCK,XS(G)::QAR(F)+B(D)
        • B(a);SBLOCK::QAR(F)+B(D),DCHECK
      • Refutation
        • K(b);S_FLIGHT,XS(G)
    • Try
      • S(E);
      • Vars
        • B(a);SBLOCK,XS(G)::QAR(F)+B(D),DCHECK
        • B(a);SBLOCK::QAR(F)+B(D),DCHECK
      • Refutation
        • K(b);P-FLIGHT,XB(C)
    • Try
      • S(G);CHECK
      • Vars
        • K(b);P-FLIGHT,XB(C)::QAB(F),XP(d)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • B(C);
      • Vars
        • K(b);S_FLIGHT::B(D)
      • Refutation
        • B(a);XS(G)
    • Try
      • B(D);
      • Vars
        • B(a);SBLOCK,XS(G)::QAR(F)+S(E)
        • B(a);SBLOCK::QAR(F)+S(E)
      • Refutation
        • K(b);P-FLIGHT,XB(C)
    • Try
      • Q(F);
      • Threat
        • DUALS(2)
      • Vars
        • K(b);P-FLIGHT,XB(C)::QAB1(F)
        • B(a);XS(G)::QAR1(F)
      • Refutation
        • P(d);XQ(F)
  • Actual
    • S(E);
    • Vars
      • K(b);S_FLIGHT::B(D)
      • B(a);SBLOCK,XS(G)::QAR(F)+B(D),DCHECK
      • B(a);SBLOCK::QAR(F)+B(D)
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