MESON Chess Problem Database

Problem Display
PID: 252322 (b7/6pq/Bp5b/3p1pP1/1P6/2pPkP2/2R1N2Q/3K2N1 w - - 0 1)

Vakhlakov, Yuri Nikolaevich

Zadachi i Etyudi, 2004

b7/6pq/Bp5b/3p1pP1/1P6/2pPkP2/2R1N2Q/3K2N1

#2

10 + 9

SOLUTION

  • SOUND
  • Tries
    • 1.Ke1?
      • threat
        • 2.Qf4#
        • 2.Qe5#
        • 2.Qf2#
      • 1...Bxg5
        • 2.Qe5#
        • 2.Qf2#
      • 1...d4
        • 2.Qf4#
        • 2.Qf2#
      • 1...f4
        • 2.Qxf4#
        • 2.Qf2#
      • 1...b5!
    • 1.Sh3?
      • threat
        • 2.Qf4#
        • 2.Qf2#
      • 1...Kxf3
        • 2.Qg3#
      • 1...Bxg5
        • 2.Qf2#
      • 1...f4
        • 2.Qxf4#
        • 2.Qf2#
      • 1...b5!
    • 1.Sxc3?
      • threat
        • 2.Qe5#
      • 1...Kd4
        • 2.Qf4#
      • 1...d4
        • 2.Re2#
        • 2.Qd2#
      • 1...f4
        • 2.Qf2#
      • 1...b5!
    • 1.Sd4?
      • threat
        • 2.Qe5#
      • 1...Kxd4
        • 2.Qf4#
      • 1...f4
        • 2.Qf2#
      • 1...b5!
    • 1.Qh4?
      • threat
        • 2.Qd4#
      • 1...d4
        • 2.Qxd4#
      • 1...f4!
  • Keys
    • 1.Sc1!
      • threat
        • 2.Qe5#
      • 1...Kd4
        • 2.Qf4#
      • 1...d4
        • 2.Re2#
      • 1...f4
        • 2.Qf2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Threat
        • DUALS(3)
      • Refutation
        • P(e);
    • Try
      • S(B);
      • Threat
        • DUALS(2)
      • Vars
        • K(b);OGATEB,P-FLIGHT,XP(G)::QAR1(E)
        • B(f);XP(I)::QAB1(E)
      • Refutation
        • P(e);
    • Try
      • S(D);XP(a)
      • Threat
        • QAR2(E)
      • Vars
        • K(b);N_GUARD,S_FLIGHT::QAR2(E)
        • P(d);SBLOCK::QAB1(E)
      • Refutation
        • P(e);
    • Try
      • S(D);
      • Threat
        • QAR2(E)
      • Vars
        • K(b);N_GUARD,S_FLIGHT,XS(D)::QAR2(E)
        • P(d);SBLOCK::QAB1(E)
      • Refutation
        • P(e);
    • Try
      • Q(E);
      • Threat
        • QAB1(E)
      • Vars
        • P(c);::QAB1(E),XP(c)
      • Refutation
        • P(d);
  • Actual
    • S(D);
    • Threat
      • QAR2(E)
    • Vars
      • K(b);N_GUARD,S_FLIGHT::QAR2(E)
      • P(c);SBLOCK::R1(C)
      • P(d);SBLOCK::QAB1(E)
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