MESON Chess Problem Database

Problem Display
PID: 271818 (1B6/3P1P1K/1N2kPB1/p7/r4R2/b2rp1Qb/1p3n2/5R2 w - - 0 1)

Mladenovic, Miodrag

2nd HM., Pat a Mat 02. TT, 2001

1B6/3P1P1K/1N2kPB1/p7/r4R2/b2rp1Qb/1p3n2/5R2

#2

10 + 9

15601 Albrecht-Leiss-Degener Collection 2023

SOLUTION

  • SOUND
  • Sets
    • 1...Rb3
      • 2.d8S#
    • 1...Rc3
      • 2.d8S#
    • 1...Rb4
      • 2.f8S#
    • 1...Sd1
      • 2.Qxh3#
    • 1...Sh1
      • 2.Qxh3#
    • 1...Se4
      • 2.Qxh3#
  • Tries
    • 1.Rb4?
      • threat
        • 2.Qe5#
      • 1...Kxf6
        • 2.Qe5#
      • 1...Rd6
        • 2.Qxd6#
      • 1...Sg4
        • 2.f8S#
      • 1...Rd5!
    • 1.Re4+?
      • 1...Kxf6
        • 2.Qh4#
        • 2.Qe5#
      • 1...Sxe4
        • 2.Qe5#
        • 2.Qxh3#
      • 1...Rxe4!
    • 1.Qxh3+?
      • 1...Sg4
        • 2.Qxg4#
      • 1...Sxh3!
    • 1.Qg5?
      • threat
        • 2.Qe5#
      • 1...Rd5
        • 2.Qxd5#
      • 1...Rd6
        • 2.f8S#
      • 1...Bd6
        • 2.d8S#
      • 1...Bf5
        • 2.Qxf5#
      • 1...Sg4
        • 2.Qf5#
      • 1...Re4!
  • Keys
    • 1.Rd4!
      • threat
        • 2.Qe5#
      • 1...Kxf6
        • 2.Qe5#
      • 1...Bd6
        • 2.Qxd6#
      • 1...Sg4
        • 2.d8S#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 6
  • Sets
    • R(d);N_GUARD::P=S
    • R(g);S_CUTB(c)::P=S
    • S(b);N_GUARD::QAB(B),XB(f)
  • Tries
    • Try
      • R(C);
      • Threat
        • QAR1(B)
      • Vars
        • K(i);P-FLIGHT,P_SPINS(b),XP(E)::QAB1(B)
        • R(d);N_GUARD::QAR1(B),XR(d)
        • S(b);::P=S
      • Refutation
        • R(d);
    • Try
      • R(C);CHECK
      • Refutation
        • R(g);XR(C)
    • Try
      • Q(B);CHECK,XB(f)
      • Vars
        • S(b);N_GUARD,P_SPINS(b)::QAB(B),XS(b)
      • Refutation
        • S(b);XQ(B)
    • Try
      • Q(B);
      • Threat
        • QAR1(B)
      • Vars
        • R(d);N_GUARD::QAB1(B),XR(d)
        • R(d);S_CUTB(c)::P=S
        • B(c);S_CUTR(d)::P=S
        • B(f);N_GUARD,P_PINB(F)::QAB1(B),XB(f)
        • S(b);S_CUTB(f)::QAB1(B)
      • Refutation
        • R(g);
  • Actual
    • R(C);
    • Threat
      • QAR1(B)
    • Vars
      • K(i);P-FLIGHT,P_SPINS(b),XP(E)::QAB1(B)
      • B(c);N_GUARD::QAR1(B),XB(c)
      • S(b);::P=S
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