MESON Chess Problem Database

Problem Display
PID: 202854 (K2R1Q2/1NP2B1b/8/p1R1b1P1/1ppNkppP/1nrnp3/4P1q1/8 w - - 0 1)

Svitek, Miroslav

Sinfonie Scacchistiche, 2017

K2R1Q2/1NP2B1b/8/p1R1b1P1/1ppNkppP/1nrnp3/4P1q1/8

#2

11 + 13

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bxd4
      • 2.Sd6#
    • 1...Bg6
      • 2.Bxg6#
    • 1...Bg8
      • 2.Bg6#
    • 1...Sxd4
      • 2.Bd5#
  • Tries
    • 1.Sb5?
      • threat
        • 2.Bd5#
      • 1...Kf5
        • 2.Sd6#
      • 1...Bd4
        • 2.S5d6#
        • 2.S7d6#
      • 1...Bd6
        • 2.S7xd6#
      • 1...Bf6
        • 2.S7d6#
      • 1...Bg7
        • 2.S7d6#
      • 1...Bh8
        • 2.S7d6#
      • 1...Bg8
        • 2.Bg6#
      • 1...Bxc7!
    • 1.Rxe5+?
      • 1...Kxe5
        • 2.Qe7#
        • 2.Qe8#
      • 1...Sxe5!
    • 1.Qe8?
      • threat
        • 2.Qc6#
      • 1...Sxd4
        • 2.Sd6#
      • 1...f3!
  • Keys
    • 1.Sc6!
      • threat
        • 2.Bd5#
      • 1...Kf5
        • 2.Sd6#
      • 1...Bf6
        • 2.Sd6#
      • 1...Bg8
        • 2.Bg6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 3
  • Sets
    • B(l);N_GUARD,SBLOCK,XS(B)::S(F)
    • B(m);N_GUARD::B(H),XB(m)
    • B(m);N_GUARD::B(H)
    • S(b);SBLOCK,XS(B)::B(H)
  • Tries
    • Try
      • S(B);
      • Threat
        • B(H)
      • Vars
        • K(h);P_PINS(F),P_SPINB(l),S_FLIGHT::S(B)
        • B(l);N_GUARD::S(F),XB(l)
        • B(l);N_GUARD::S(F)
        • B(m);N_GUARD::B(H)
      • Refutation
        • B(l);XP(G)
    • Try
      • R(D);CHECK,XB(l)
      • Refutation
        • S(d);XR(D)
    • Try
      • Q(K);P_PINB(l)
      • Threat
        • QAB(K)
      • Vars
        • S(b);SBLOCK,XS(B)::S(F)
      • Refutation
        • P(i);
  • Actual
    • S(B);
    • Threat
      • B(H)
    • Vars
      • K(h);P_SPINB(l),S_FLIGHT::S(F)
      • B(l);N_GUARD::S(F)
      • B(m);N_GUARD::B(H)
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