MESON Chess Problem Database

Problem Display
PID: 16820 (1KRN1b2/Q7/3p4/3pk1P1/RB5N/2nrppPp/b1q1pn2/5r2 w - - 0 1)

Buglos, Janos

3rd HM., Raketa, 1943-1944

1KRN1b2/Q7/3p4/3pk1P1/RB5N/2nrppPp/b1q1pn2/5r2

#2

9 + 14

SOLUTION

  • SOUND
  • Tries
    • 1.Sc6+?
      • 1...Ke4
        • 2.Qh7#
      • 1...Ke6!
    • 1.Bxd6+?
      • 1...Kxd6
        • 2.Qc7#
      • 1...Bxd6+!
    • 1.Qd4+?
      • 1...Kxd4
        • 2.Bxc3#
      • 1...Rxd4!
    • 1.Qe7+?
      • 1...Kd4
        • 2.Sxf3#
        • 2.Sf5#
        • 2.Bxc3#
        • 2.Bc5#
      • 1...Bxe7!
  • Keys
    • 1.Qf7!
      • threat
        • 2.Qf4#
      • 1...Kd4
        • 2.Bxc3#
      • 1...Ke4
        • 2.Qf4#
      • 1...Rd4
        • 2.Qe6#
      • 1...Sfe4
        • 2.Sc6#
      • 1...Sce4
        • 2.Sxf3#
      • 1...d4
        • 2.Qf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(I);CHECK
      • Vars
        • K(l);P-FLIGHT::QAB(F)
      • Refutation
        • K(l);P-FLIGHT
    • Try
      • B(C);CHECK,XP(m)
      • Vars
        • K(l);S_FLIGHT,XB(C)::QAB1(F)
      • Refutation
        • B(n);CHECK,XB(C)
    • Try
      • Q(F);CHECK
      • Vars
        • K(l);S_FLIGHT,XQ(F)::R(B)+B(C),DCHECK,XS(f)
      • Refutation
        • R(g);XQ(F)
    • Try
      • Q(F);CHECK
      • Refutation
        • B(n);XQ(F)
  • Actual
    • Q(F);
    • Threat
      • QAB1(F)
    • Vars
      • K(l);S_FLIGHT::R(B)+B(C),DCHECK,XS(f)
      • K(l);P-FLIGHT::QAR1(F)
      • R(g);SBLOCK::QAR1(F)
      • S(e);SBLOCK::S(I)
      • S(f);SBLOCK::S(D),XP(i)
      • P(k);SBLOCK::QAR1(F)
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