MESON Chess Problem Database

Problem Display
PID: 165408 (8/8/6K1/6N1/3P1kpQ/1R3N2/3n1q2/2Bn4 w - - 0 1)

Cubat, Aurel

Sachove umeni (Ceskoslovensky sach), 1965

8/8/6K1/6N1/3P1kpQ/1R3N2/3n1q2/2Bn4

#2

7 + 5

15148 Sadier Collection 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Qxf3
      • 2.Rxf3#
  • Tries
    • 1.Sxd2?
      • threat
        • 2.Sh3#
        • 2.Se6#
      • 1...Qxd4
        • 2.Qg3#
      • 1...Qxh4
        • 2.Se6#
      • 1...Qxd2
        • 2.Rf3#
        • 2.Qg3#
      • 1...Sc3
        • 2.Qxf2#
      • 1...Qe1
        • 2.Sh3#
        • 2.Rf3#
      • 1...Qg3
        • 2.Se6#
        • 2.Qxg3#
      • 1...Qf1
        • 2.Se6#
        • 2.Qg3#
      • 1...Qe2
        • 2.Sh3#
        • 2.Qg3#
      • 1...Qg2
        • 2.Se6#
      • 1...Qh2
        • 2.Se6#
        • 2.Rf3#
      • 1...Qf3
        • 2.Se6#
        • 2.Rxf3#
      • 1...Qe3!
  • Keys
    • 1.Se1!
      • 1...Qxe1
        • 2.Rf3#
      • 1...Qxd4
        • 2.Qg3#
      • 1...Qxh4
        • 2.Sg2#
      • 1...Sc3
        • 2.Qxf2#
      • 1...Qg1
        • 2.Rf3#
      • 1...Qe3
        • 2.Sg2#
      • 1...Qg3
        • 2.Qxg3#
      • 1...Qf1
        • 2.Qg3#
      • 1...Qe2
        • 2.Qg3#
      • 1...Qg2
        • 2.Sxg2#
      • 1...Qh2
        • 2.Rf3#
      • 1...Qf3
        • 2.Rxf3#
      • 1...Sb2
        • 2.Qxf2#
      • 1...Se3
        • 2.Sd3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 13
    • REMOVED MATES = 0
  • Sets
    • Q(c);OGATE,XS(C)::R1(B),XQ(c)
  • Tries
    • Try
      • S(C);XS(b)
      • Threat
        • DUALS(2)
      • Vars
        • Q(c);N_GUARD,XP(D)::QAB1(E)
        • Q(c);N_SPINP(e),XQ(E)::S(F)
        • S(a);N_GUARD::QAR2(E),XQ(c)
        • Q(c);::S(F)
      • Refutation
        • Q(c);
  • Actual
    • S(C);
    • Vars
      • Q(c);N_GUARD,XS(C)::R1(B)
      • Q(c);N_GUARD,XP(D)::QAB1(E)
      • Q(c);N_GUARD,N_SPINP(e),XQ(E)::S(C)
      • S(a);N_GUARD::QAR2(E),XQ(c)
      • Q(c);N_GUARD::R1(B)
      • Q(c);N_GUARD,N_SPINS(b)::S(C)
      • Q(c);N_GUARD::QAB1(E),XQ(c)
      • Q(c);N_GUARD::QAB1(E)
      • Q(c);N_GUARD::S(C),XQ(c)
      • Q(c);N_GUARD::R1(B),XQ(c)
      • S(a);N_SPINS(b),SBLOCK::S(C)
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