MESON Chess Problem Database

Problem Display
PID: 166499 (5nB1/4p2p/1n6/1N4Qp/2p1kN2/2r5/3p1PP1/B3bK2 w - - 0 1)

Juricek, Stanislav

Sachove umeni (Ceskoslovensky sach), 2016

5nB1/4p2p/1n6/1N4Qp/2p1kN2/2r5/3p1PP1/B3bK2

#2

8 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Rc1
      • 2.Qe5#
    • 1...Rc2
      • 2.Qe5#
    • 1...Ra3
      • 2.Qe5#
    • 1...Rb3
      • 2.Qe5#
    • 1...Rd3
      • 2.Qe5#
    • 1...Re3
      • 2.Qe5#
    • 1...Rf3
      • 2.Qe5#
    • 1...Rg3
      • 2.Qe5#
    • 1...Rh3
      • 2.Qe5#
    • 1...Sa4
      • 2.Bd5#
    • 1...Sd5
      • 2.Bxd5#
    • 1...Sbd7
      • 2.Bd5#
    • 1...Sa8
      • 2.Bd5#
    • 1...Sc8
      • 2.Bd5#
    • 1...Se6
      • 2.Bxh7#
    • 1...Sfd7
      • 2.Bxh7#
  • Tries
    • 1.Bxc3?
      • threat
        • 2.Qe5#
      • 1...Sbd7
        • 2.Bd5#
      • 1...Sfd7
        • 2.Bxh7#
      • 1...e5
        • 2.Sd6#
        • 2.Qxe5#
      • 1...Sg6!
    • 1.Bxh7+?
      • 1...Sg6
        • 2.Bxg6#
      • 1...Sxh7!
    • 1.f3+?
      • 1...Ke3
        • 2.Qe5#
      • 1...Rxf3+!
  • Keys
    • 1.Sd3!
      • threat
        • 2.Sc5#
      • 1...Kxd3
        • 2.Qf5#
      • 1...Rxd3
        • 2.Qe5#
      • 1...Bxf2
        • 2.Sxf2#
      • 1...cxd3
        • 2.f3#
      • 1...Sa4
        • 2.Qd5#
      • 1...Sbd7
        • 2.Qd5#
      • 1...Se6
        • 2.Bxh7#
      • 1...Sfd7
        • 2.Bxh7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 3
    • REMOVED MATES = 11
  • Sets
    • R(c);::QAR1(G)
    • R(c);P_PINP(C)::QAR1(G)
    • S(g);N_GUARD::B(H)
    • S(g);N_GUARD::B(H),XS(g)
    • S(j);N_GUARD::B(H),XP(i)
  • Tries
    • Try
      • B(A);XR(c)
      • Threat
        • QAR1(G)
      • Vars
        • S(g);N_GUARD::B(H)
        • S(j);N_GUARD::B(H),XP(i)
      • Refutation
        • S(j);
    • Try
      • B(H);CHECK,XP(i)
      • Vars
        • S(j);N_GUARD,P_SPINS(j)::B(H),XS(j)
      • Refutation
        • S(j);XB(H)
    • Try
      • P(C);CHECK
      • Vars
        • K(e);P-FLIGHT::QAR2(G)
      • Refutation
        • R(c);CHECK,XP(C)
  • Actual
    • S(E);
    • Threat
      • S(E)
    • Vars
      • K(e);S_FLIGHT,XS(E)::QAB(G)
      • R(c);SBLOCK,XS(E)::QAR1(G)
      • B(a);XP(C)::S(E),XB(a)
      • P(d);SBLOCK,XS(E)::P(C)
      • S(g);N_GUARD::QAB1(G)
      • S(j);N_GUARD::B(H),XP(i)
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