MESON Chess Problem Database

Problem Display
PID: 243202 (2nN2N1/5b1n/5p2/3k4/1Kpp1B2/8/4R3/4Q1b1 w - - 0 1)

Bartolovic, Hrvoje

idee & form, 1992

2nN2N1/5b1n/5p2/3k4/1Kpp1B2/8/4R3/4Q1b1

#2

6 + 8

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bf2
      • 2.Qh1#
    • 1...Bh2
      • 2.Qh1#
    • 1...Be3
      • 2.Qh1#
    • 1...Sg5
      • 2.Sxf6#
    • 1...Sf8
      • 2.Sxf6#
    • 1...Sb6
      • 2.Se7#
    • 1...Sd6
      • 2.Se7#
    • 1...Sa7
      • 2.Se7#
    • 1...Se7
      • 2.Sxe7#
  • Tries
    • 1.Ra2?
      • threat
        • 2.Ra5#
      • 1...Be3
        • 2.Qh1#
      • 1...Be8
        • 2.Qe6#
      • 1...Sd6
        • 2.Se7#
      • 1...Sa7
        • 2.Se7#
      • 1...d3!
    • 1.Re5+?
      • 1...fxe5
        • 2.Qxe5#
      • 1...Kd6!
    • 1.Re6?
      • threat
        • 2.Qe4#
      • 1...Bxe6
        • 2.Qxe6#
      • 1...Be3
        • 2.Qh1#
      • 1...Sg5
        • 2.Sxf6#
      • 1...Sd6
        • 2.Se7#
        • 2.Rxd6#
      • 1...f5
        • 2.Qe5#
      • 1...Bg6!
    • 1.Re7?
      • threat
        • 2.Qe4#
      • 1...Sxe7
        • 2.Sxe7#
      • 1...Be3
        • 2.Qh1#
      • 1...Be6
        • 2.Qxe6#
      • 1...Bg6
        • 2.Qe6#
      • 1...Sg5
        • 2.Sxf6#
      • 1...f5
        • 2.Qe5#
      • 1...Sd6!
    • 1.Qc1?
      • threat
        • 2.Qxc4#
      • 1...Be3
        • 2.Qh1#
      • 1...Sb6
        • 2.Se7#
      • 1...Sd6
        • 2.Se7#
      • 1...c3!
  • Keys
    • 1.Re8!
      • threat
        • 2.Qe4#
      • 1...Bxe8
        • 2.Qe6#
      • 1...Be3
        • 2.Qh1#
      • 1...Be6
        • 2.Qxe6#
      • 1...Bg6
        • 2.Qe6#
      • 1...Sg5
        • 2.Sxf6#
      • 1...Sd6
        • 2.Se7#
      • 1...Se7
        • 2.Sxe7#
      • 1...f5
        • 2.Qe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 5
  • Sets
    • B(a);OGATE::QAB(A)
    • S(g);N_GUARD::S(F),XP(e)
    • S(h);N_GUARD::S(F)
    • S(h);N_GUARD::S(F),XS(h)
  • Tries
    • Try
      • R(B);
      • Threat
        • R(B)
      • Vars
        • B(a);OGATE::QAB(A)
        • B(f);N_GUARD::QAB1(A)
        • S(h);N_GUARD::S(F)
      • Refutation
        • P(c);
    • Try
      • R(B);CHECK
      • Vars
        • P(e);OGATE,XR(B)::QAR1(A),XP(e)
      • Refutation
        • K(d);P-FLIGHT
    • Try
      • R(B);
      • Threat
        • QAB1(A)
      • Vars
        • B(f);OGATE,XR(B)::QAB1(A),XB(f)
        • B(a);OGATE::QAB(A)
        • S(g);N_GUARD::S(F),XP(e)
        • P(e);N_GUARD::QAR1(A)
      • Refutation
        • B(f);
    • Try
      • R(B);
      • Threat
        • QAB1(A)
      • Vars
        • S(h);XR(B)::S(F),XS(h)
        • B(a);OGATE::QAB(A)
        • B(f);N_GUARD::QAB1(A),XB(f)
        • B(f);N_GUARD::QAB1(A)
        • S(g);N_GUARD::S(F),XP(e)
        • P(e);N_GUARD::QAR1(A)
      • Refutation
        • S(h);
    • Try
      • Q(A);
      • Threat
        • QAB1(A),XP(b)
      • Vars
        • B(a);OGATE::QAB(A)
        • S(h);N_GUARD::S(F)
      • Refutation
        • P(b);
  • Actual
    • R(B);
    • Threat
      • QAB1(A)
    • Vars
      • B(f);N_GUARD,XR(B)::QAB1(A)
      • B(a);OGATE::QAB(A)
      • B(f);N_GUARD::QAB1(A),XB(f)
      • B(f);N_GUARD::QAB1(A)
      • S(g);N_GUARD::S(F),XP(e)
      • S(h);N_GUARD::S(F)
      • S(h);N_GUARD::S(F),XS(h)
      • P(e);N_GUARD::QAR1(A)
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