MESON Chess Problem Database

Problem Display
PID: 182347 (1N6/6Q1/8/P2kN3/8/1K1p4/6P1/8 w - - 0 1)

Merenyi, Lajos

Magyar Sakklap, 1906

1N6/6Q1/8/P2kN3/8/1K1p4/6P1/8

#2

6 + 2

6490 yacpdb 2018
5454 Near Snap 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Sf3?
      • threat
        • 2.Qe5#
      • 1...Ke4
        • 2.Qe5#
      • 1...Kc5
        • 2.Qe5#
      • 1...Kd6
        • 2.Qe5#
      • 1...Ke6!
    • 1.Sc4?
      • threat
        • 2.Qe5#
      • 1...Ke4
        • 2.Qe5#
      • 1...Kc5
        • 2.Qe5#
      • 1...Ke6!
    • 1.Sec6?
      • threat
        • 2.Qe5#
      • 1...Ke4
        • 2.Qe5#
      • 1...Kc5
        • 2.Qe5#
      • 1...Kd6
        • 2.Qe5#
      • 1...Ke6!
    • 1.Sg6?
      • threat
        • 2.Qe5#
      • 1...Ke4
        • 2.Qe5#
      • 1...Kc5
        • 2.Qe5#
      • 1...Kd6
        • 2.Qe5#
      • 1...Ke6!
    • 1.Sed7?
      • threat
        • 2.Qe5#
      • 1...Ke4
        • 2.Qe5#
      • 1...Kd6
        • 2.Qe5#
      • 1...Ke6!
    • 1.Sf7?
      • threat
        • 2.Qe5#
      • 1...Ke4
        • 2.Qe5#
      • 1...Kc5
        • 2.Qe5#
      • 1...Ke6!
  • Keys
    • 1.Sg4!
      • threat
        • 2.Qe5#
      • 1...Ke4
        • 2.Qe5#
      • 1...Kc5
        • 2.Qe5#
      • 1...Kd6
        • 2.Qe5#
      • 1...Ke6
        • 2.Qd7#

Anticipated by 28733(1906)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);
      • Threat
        • QAR1(E)
      • Vars
        • K(b);S_FLIGHT::QAR1(E)
        • K(b);P-FLIGHT::QAR2(E)
        • K(b);P-FLIGHT::QAB1(E)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(D);
      • Threat
        • QAR1(E)
      • Vars
        • K(b);S_FLIGHT::QAR1(E)
        • K(b);P-FLIGHT::QAR2(E)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(D);
      • Threat
        • QAR1(E)
      • Vars
        • K(b);S_FLIGHT::QAR1(E)
        • K(b);P-FLIGHT::QAR2(E)
        • K(b);P-FLIGHT::QAB1(E)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(D);
      • Threat
        • QAR1(E)
      • Vars
        • K(b);S_FLIGHT::QAR1(E)
        • K(b);P-FLIGHT::QAR2(E)
        • K(b);P-FLIGHT::QAB1(E)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(D);
      • Threat
        • QAR1(E)
      • Vars
        • K(b);S_FLIGHT::QAR1(E)
        • K(b);P-FLIGHT::QAB1(E)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(D);
      • Threat
        • QAR1(E)
      • Vars
        • K(b);S_FLIGHT::QAR1(E)
        • K(b);P-FLIGHT::QAR2(E)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • S(D);
    • Threat
      • QAR1(E)
    • Vars
      • K(b);S_FLIGHT::QAR1(E)
      • K(b);P-FLIGHT::QAR2(E)
      • K(b);P-FLIGHT::QAB1(E)
      • K(b);S_FLIGHT::QAB1(E)
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