MESON Chess Problem Database

Problem Display
PID: 150243 (8/4K3/1R3pp1/2pk4/2N1n2Q/8/3bNp2/8 w - - 0 1)

Abdullayev, Suleyman

Componist, 2012

8/4K3/1R3pp1/2pk4/2N1n2Q/8/3bNp2/8

#2

5 + 7

15148 Sadier Collection 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Kxc4
      • 2.Qxe4#
    • 1...Sc3
      • 2.Rd6#
    • 1...Sg3
      • 2.Rd6#
    • 1...Sg5
      • 2.Rd6#
    • 1...Sd6
      • 2.Rxd6#
  • Tries
    • 1.Se3+?
      • 1...Ke5
        • 2.Re6#
        • 2.Qf4#
      • 1...Bxe3!
    • 1.Re6?
      • threat
        • 2.Sb6#
        • 2.Qxe4#
      • 1...Bf4
        • 2.Sb6#
      • 1...Ba5
        • 2.Se3#
        • 2.Qxe4#
      • 1...Sc3
        • 2.Sb6#
        • 2.Rd6#
      • 1...Sg3
        • 2.Sb6#
        • 2.Rd6#
      • 1...Sg5
        • 2.Sb6#
        • 2.Rd6#
      • 1...Sd6
        • 2.Rxd6#
      • 1...f5
        • 2.Sb6#
      • 1...Kxc4!
    • 1.Qg3?
      • threat
        • 2.Qd3#
      • 1...Kxc4
        • 2.Qb3#
      • 1...Bc3
        • 2.Se3#
      • 1...Be3
        • 2.Sxe3#
      • 1...Sxg3!
    • 1.Qg4?
      • threat
        • 2.Qe6#
      • 1...Kxc4
        • 2.Qxe4#
      • 1...Sg5
        • 2.Rd6#
      • 1...f5!
  • Keys
    • 1.Qh3!
      • threat
        • 2.Qe6#
        • 2.Qd3#
      • 1...Kxc4
        • 2.Qb3#
      • 1...Sg3
        • 2.Qe6#
      • 1...Sg5
        • 2.Qd3#
      • 1...Bc3
        • 2.Qe6#
      • 1...Be3
        • 2.Qe6#
      • 1...f5
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 3
    • ADDED MATES = 3
    • REMOVED MATES = 2
  • Sets
    • K(e);P_SPINS(c),S_FLIGHT,XS(B)::QAR2(C),XS(c)
    • S(c);N_GUARD::R1(D)
    • S(c);N_GUARD::R1(D),XS(c)
  • Tries
    • Try
      • S(B);CHECK
      • Refutation
        • B(a);XS(B)
    • Try
      • R(D);
      • Threat
        • DUALS(2)
      • Vars
        • B(a);::S(B)
        • S(c);N_GUARD::R1(D),XS(c)
        • P(f);::S(B)
      • Refutation
        • K(e);P_SPINS(c),S_FLIGHT,XS(B)
    • Try
      • Q(C);
      • Threat
        • QAR2(C)
      • Vars
        • K(e);OGATEB,S_FLIGHT,XS(B)::QAB1(C)
        • B(a);N_GUARD::S(B)
        • B(a);N_GUARD::S(B),XB(a)
      • Refutation
        • S(c);XQ(C)
    • Try
      • Q(C);
      • Threat
        • QAB1(C)
      • Vars
        • K(e);P_SPINS(c),S_FLIGHT,XS(B)::QAR2(C),XS(c)
        • S(c);N_GUARD::R1(D)
      • Refutation
        • P(f);
  • Actual
    • Q(C);
    • Threat
      • DUALS(2)
    • Vars
      • K(e);OGATEB,S_FLIGHT,XS(B)::QAB1(C)
      • S(c);::QAB1(C)
      • S(c);::QAR2(C)
      • B(a);::QAB1(C)
      • P(f);::QAR2(C)
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