MESON Chess Problem Database

Problem Display
PID: 152560 (4N2B/3nn3/2R5/2qk4/2RN4/6bK/8/1Q6 w - - 0 1)

Markovic, Mirko B

Nasha Rech, 2006

4N2B/3nn3/2R5/2qk4/2RN4/6bK/8/1Q6

#2

7 + 5

15523 Moje Sahovske Kompozicije (Markovic) 2006
15323 FIDE Album (2004-2006) 2013

SOLUTION

  • SOUND
  • Sets
    • 1...Kxc4
      • 2.Qb3#
    • 1...Qb4
      • 2.Qh1#
    • 1...Qb6
      • 2.Qh1#
    • 1...Qd6
      • 2.Qh1#
    • 1...Qa7
      • 2.Qh1#
    • 1...Qxc4
      • 2.Qh1#
    • 1...Qa5
      • 2.Qh1#
    • 1...Qb5
      • 2.Qh1#
    • 1...Se5
      • 2.R6xc5#
    • 1...Sb6
      • 2.R4xc5#
      • 2.R6xc5#
    • 1...Sf6
      • 2.R6xc5#
    • 1...Sb8
      • 2.R4xc5#
      • 2.R6xc5#
    • 1...Sf8
      • 2.R4xc5#
      • 2.R6xc5#
  • Tries
    • 1.Sc7+?
      • 1...Kxc4
        • 2.Qb3#
      • 1...Bxc7!
  • Keys
    • 1.Sf5!
      • threat
        • 2.Qe4#
      • 1...Kxc4
        • 2.Se3#
      • 1...Kxc6
        • 2.Sxe7#
      • 1...Qxc4
        • 2.Sxe7#
      • 1...Sf6
        • 2.R4xc5#
      • 1...Qe3
        • 2.Sxe3#
      • 1...Qd4
        • 2.Sxe7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 3
    • ADDED MATES = 3
    • REMOVED MATES = 7
  • Sets
    • K(c);OGATEB,P_SPINQ(b),S_FLIGHT,XR(C)::QAB1(A)
    • Q(b);::QAB(A)
    • Q(b);XR(C)::QAB(A)
    • S(d);N_GUARD::R1(E),XQ(b)
  • Tries
    • Try
      • S(F);CHECK
      • Vars
        • K(c);P_SPINQ(b),S_FLIGHT,XR(C)::QAB1(A)
      • Refutation
        • B(a);XS(F)
  • Actual
    • S(D);
    • Threat
      • QAB1(A)
    • Vars
      • K(c);P_SPINQ(b),S_FLIGHT,XR(C)::S(D)
      • K(c);P_SPINQ(b),S_FLIGHT,XR(E)::S(D),XS(e)
      • Q(b);N_GUARD,XR(C)::S(D),XS(e)
      • S(d);N_GUARD::R1(C),XQ(b)
      • Q(b);N_GUARD::S(D),XQ(b)
      • Q(b);N_GUARD::S(D),XS(e)
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