MESON Chess Problem Database

Problem Display
PID: 104658 (1n2B3/3p2BN/p1pP2Pp/P1P2kn1/3P3K/6Rp/Q1P4P/4R3 w - - 0 1)

Velimirovic, Milan

Mezija, 1996

1n2B3/3p2BN/p1pP2Pp/P1P2kn1/3P3K/6Rp/Q1P4P/4R3

#2

14 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sf3+
      • 2.Rxf3#
    • 1...Se4
      • 2.Rf3#
    • 1...Sf7
      • 2.Qxf7#
    • 1...Sxh7
      • 2.Rf3#
  • Tries
    • 1.Sxg5?
      • threat
        • 2.Rf1#
        • 2.Rf3#
        • 2.Qf7#
      • 1...Kf4
        • 2.Rf1#
        • 2.Rf3#
        • 2.Qf7#
      • 1...hxg5+!
    • 1.Be5?
      • 1...Sf3+
        • 2.Rxf3#
      • 1...Sxh7
        • 2.Rf3#
      • 1...Se4
        • 2.Rf3#
      • 1...Sf7
        • 2.Qxf7#
      • 1...h5
        • 2.Rxg5#
      • 1...Se6!
    • 1.Rxg5+?
      • 1...Kf4
        • 2.Qf7#
      • 1...hxg5+!
    • 1.Qd5+?
      • 1...Kf4
        • 2.Rg4#
        • 2.Qe5#
      • 1...cxd5!
  • Keys
    • 1.Bxh6!
      • 1...Sf3+
        • 2.Rxf3#
      • 1...Kf4
        • 2.Qf7#
      • 1...Sxh7
        • 2.Rf3#
      • 1...Se6
        • 2.Re5#
      • 1...Se4
        • 2.Rf3#
      • 1...Sf7
        • 2.Qxf7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • S(c);CHECK,N_GUARD::R(E),XS(c)
    • S(c);N_GUARD::R(E)
    • S(c);N_GUARD::QAR2(B),XS(c)
    • S(c);N_GUARD,XS(M)::R(E)
  • Tries
    • Try
      • S(M);XS(c)
      • Threat
        • DUALS(3)
      • Refutation
        • P(f);CHECK,XS(M)
    • Try
      • B(L);
      • Vars
        • S(c);CHECK,N_GUARD::R(E),XS(c)
        • S(c);N_GUARD,XS(M)::R(E)
        • S(c);N_GUARD::R(E)
        • S(c);N_GUARD::QAR2(B),XS(c)
        • P(f);N_GUARD::R1(E),XS(c)
      • Refutation
        • S(c);
    • Try
      • R(E);CHECK,XS(c)
      • Vars
        • K(b);P-FLIGHT::QAR(B)
      • Refutation
        • P(f);CHECK,XR(E)
    • Try
      • Q(B);CHECK
      • Refutation
        • P(e);XQ(B)
  • Actual
    • B(L);XP(f)
    • Vars
      • S(c);CHECK,N_GUARD::R(E),XS(c)
      • K(b);P-FLIGHT,P_SPINS(c)::QAR(B)
      • S(c);N_GUARD,XS(M)::R(E)
      • S(c);::R1(A)
      • S(c);N_GUARD::R(E)
      • S(c);N_GUARD::QAR2(B),XS(c)
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