MESON Chess Problem Database

Problem Display
PID: 158624 (2Q5/8/3N3R/3k4/3q1pB1/3bb2K/4N3/3R4 w - - 0 1)

Amirov, Talip Khasanovich

Revista Romana de Sah, 1961

2Q5/8/3N3R/3k4/3q1pB1/3bb2K/4N3/3R4

#2

7 + 5

15148 Sadier Collection 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Ke5
      • 2.Qe6#
    • 1...Qe5
      • 2.Qc4#
  • Tries
    • 1.Sc3+?
      • 1...Ke5
        • 2.Sf7#
        • 2.Re6#
        • 2.Qe6#
        • 2.Qe8#
        • 2.Qh8#
      • 1...Qxc3!
    • 1.Sf7?
      • threat
        • 2.Qc6#
      • 1...Ke4
        • 2.Qf5#
      • 1...Qc5
        • 2.Qe6#
      • 1...Qc3
        • 2.Bf3#
      • 1...Qb6
        • 2.Bf3#
      • 1...Qf6
        • 2.Bf3#
      • 1...Qc4
        • 2.Qf5#
      • 1...Bb5
        • 2.Sc3#
        • 2.Bf3#
      • 1...Bg6
        • 2.Sc3#
      • 1...Qa4!
    • 1.Qb7+?
      • 1...Ke5
        • 2.Sf7#
        • 2.Re6#
      • 1...Kc5!
    • 1.Qc6+?
      • 1...Ke5
        • 2.Sf7#
        • 2.Re6#
      • 1...Kxc6!
    • 1.Qa8+?
      • 1...Ke5
        • 2.Sf7#
        • 2.Re6#
      • 1...Kc5!
  • Keys
    • 1.Sc4!
      • threat
        • 2.Qc6#
      • 1...Ke4
        • 2.Qf5#
      • 1...Qxc4
        • 2.Qf5#
      • 1...Bxc4
        • 2.Qf5#
      • 1...Qc5
        • 2.Qe6#
      • 1...Qb6
        • 2.Bf3#
      • 1...Qf6
        • 2.Bf3#
      • 1...Bg6
        • 2.Sc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 2
  • Sets
    • K(e);P-FLIGHT::QAR1(G)
    • Q(c);N_GUARD,P_SPINB(a),SBLOCK::QAB1(G)
  • Tries
    • Try
      • S(B);CHECK
      • Refutation
        • Q(c);P_SPINB(a),XS(B)
    • Try
      • S(E);
      • Threat
        • QAB1(G)
      • Vars
        • K(e);S_FLIGHT::QAB1(G)
        • Q(c);P_SPINB(a),SBLOCK::QAB1(G)
        • Q(c);N_GUARD,P_SPINB(a)::B(D)
        • Q(c);N_GUARD,P_SPINB(a),SBLOCK::QAR2(G)
        • B(a);P_SPINQ(c)::S(B)
      • Refutation
        • Q(c);P_SPINB(a)
    • Try
      • Q(G);CHECK
      • Refutation
        • K(e);P-FLIGHT
    • Try
      • Q(G);CHECK
      • Refutation
        • K(e);S_FLIGHT,XQ(G)
    • Try
      • Q(G);CHECK
      • Refutation
        • K(e);P-FLIGHT
  • Actual
    • S(E);
    • Threat
      • QAB1(G)
    • Vars
      • K(e);S_FLIGHT::QAB1(G)
      • Q(c);N_GUARD,P_SPINB(a),SBLOCK,XS(E)::QAR2(G)
      • B(a);N_GUARD,P_SPINQ(c),SBLOCK,XS(E)::QAR2(G)
      • Q(c);P_SPINB(a),SBLOCK::QAB1(G)
      • Q(c);N_GUARD,P_SPINB(a)::B(D)
      • B(a);P_SPINQ(c)::S(B)
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