MESON Chess Problem Database

Problem Display
PID: 267945 (2N4B/3Q4/p5q1/2pP4/P1k1n3/K4N2/bP5b/3R3B w - - 0 1)

Bartolovic, Hrvoje

The Problemist, 1955

2N4B/3Q4/p5q1/2pP4/P1k1n3/K4N2/bP5b/3R3B

#2

10 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Qf5
      • 2.Sb6#
    • 1...Qh5
      • 2.Sb6#
    • 1...Qf7
      • 2.Sb6#
    • 1...Qh7
      • 2.Sb6#
    • 1...Qe8
      • 2.Sb6#
    • 1...Qg1
      • 2.Sb6#
    • 1...Qg2
      • 2.Sb6#
    • 1...Qg3
      • 2.Sb6#
    • 1...Qg4
      • 2.Sb6#
    • 1...Qg5
      • 2.Sb6#
    • 1...Qb6
      • 2.Sxb6#
    • 1...Qg7
      • 2.Sb6#
    • 1...Qg8
      • 2.Sb6#
    • 1...Bb1
      • 2.b3#
    • 1...Bg1
      • 2.Se5#
    • 1...Be5
      • 2.Sxe5#
    • 1...Bd6
      • 2.Sb6#
    • 1...Sg3
      • 2.Se5#
    • 1...Sd6
      • 2.Sb6#
    • 1...Sf6
      • 2.Sb6#
    • 1...a5
      • 2.Qb5#
  • Tries
    • 1.Rc1+?
      • 1...Sc3
        • 2.Rxc3#
      • 1...Kd3!
  • Keys
    • 1.Qh3!
      • threat
        • 2.Qf1#
      • 1...Sd2
        • 2.Sxd2#
      • 1...Qg1
        • 2.Sb6#
      • 1...Qg2
        • 2.Sb6#
      • 1...Bb1
        • 2.b3#
      • 1...Sf2
        • 2.Sd2#
      • 1...Sc3
        • 2.Sd2#
      • 1...Sg3
        • 2.Se5#
      • 1...Sg5
        • 2.Sd2#
      • 1...Sd6
        • 2.Sd2#
        • 2.Sb6#
      • 1...Sf6
        • 2.Sb6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 16
  • Sets
    • Q(g);N_GUARD::S(I)
    • Q(g);N_GUARD,P_PINS(E)::S(I)
    • Q(g);N_GUARD::S(I),XQ(g)
    • B(a);N_GUARD::P(C)
    • B(b);N_GUARD::S(E)
    • B(b);N_GUARD::S(E),XB(b)
    • B(b);S_CUTQ(g)::S(I)
    • S(d);S_CUTB(b)::S(E)
    • S(d);S_CUTQ(g)::S(I)
    • P(f);N_GUARD::QAB1(H)
  • Tries
    • Try
      • R(A);CHECK
      • Vars
        • S(d);N_GUARD,P_SPINS(d)::R1(A),XS(d)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • Q(H);
    • Threat
      • QAB(H)
    • Vars
      • S(d);N_GUARD::S(E),XS(d)
      • Q(g);N_GUARD::S(I)
      • B(a);N_GUARD::P(C)
      • S(d);N_GUARD::S(E)
      • S(d);S_CUTB(b)::S(E)
      • S(d);S_CUTQ(g)::S(I)
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