MESON Chess Problem Database

Problem Display
PID: 80704 (Bb5B/1r6/4R2n/1p5r/3NNkpP/2Q1p1p1/8/2K4b w - - 0 1)

Makaronets, Leonid

2/3 Prize, Liberte-Dimanche, 1993-1994

Bb5B/1r6/4R2n/1p5r/3NNkpP/2Q1p1p1/8/2K4b

#2

8 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...e2
      • 2.Qd2#
      • 2.Qxg3#
  • Tries
    • 1.Se2+?
      • 1...Kf5
        • 2.Qf6#
      • 1...Kf3!
    • 1.Sd6?
      • threat
        • 2.Qxe3#
      • 1...Re5
        • 2.Bxe5#
      • 1...Rc7
        • 2.Se2#
      • 1...Be4
        • 2.Rxe4#
      • 1...Sf5
        • 2.Be5#
      • 1...e2
        • 2.Sxe2#
        • 2.Qd2#
        • 2.Qe3#
      • 1...Rc5!
  • Keys
    • 1.Sg5!
      • threat
        • 2.Qxe3#
      • 1...Rc7
        • 2.Be5#
      • 1...Be4
        • 2.Rxe4#
      • 1...Be5
        • 2.Bxe5#
      • 1...Sf5
        • 2.Se2#
      • 1...e2
        • 2.Qd2#
        • 2.Qe3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);CHECK
      • Vars
        • K(d);P-FLIGHT::QAR1(B)
      • Refutation
        • K(d);P-FLIGHT,P_SPINP(b)
    • Try
      • S(D);
      • Threat
        • QAB1(B),XP(b)
      • Vars
        • R(g);N_GUARD::B(H),XR(g)
        • R(i);P_PINQ(B)::S(C)
        • B(a);N_GUARD::R1(F),XB(a)
        • S(h);S_CUTR(g)::B(H)
      • Refutation
        • R(g);P_PINQ(B)
  • Actual
    • S(D);
    • Threat
      • QAB1(B),XP(b)
    • Vars
      • R(i);P_PINQ(B),S_CUTB(j)::B(H)
      • B(a);N_GUARD::R1(F),XB(a)
      • B(j);N_GUARD::B(H),XB(j)
      • S(h);SBLOCK::S(C)
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