MESON Chess Problem Database

Problem Display
PID: 69398 (8/8/2p1p1p1/4N2p/4kpr1/2Q3nq/2P1pr2/4Kb1n w - - 0 1)

Markx, BJM

Tijdschrift vd NSB, 1897

8/8/2p1p1p1/4N2p/4kpr1/2Q3nq/2P1pr2/4Kb1n

#2

4 + 13

SOLUTION

  • SOUND
  • Tries
    • 1.Sf3?
      • threat
        • 2.Qd3#
      • 1...Kd5
        • 2.Qd4#
      • 1...Kf5
        • 2.Qe5#
      • 1...Rxf3!
  • Keys
    • 1.Sd7!
      • threat
        • 2.Qd3#
      • 1...Kd5
        • 2.Qd3#
      • 1...Kf5
        • 2.Qe5#
      • 1...f3
        • 2.Qe5#
      • 1...Sf5
        • 2.Sf6#
      • 1...Rf3
        • 2.Qe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);
      • Threat
        • QAB1(C)
      • Vars
        • K(g);S_FLIGHT::QAR1(C)
      • Refutation
        • R(d);XS(D)
  • Actual
    • S(D);
    • Threat
      • QAB1(C)
    • Vars
      • K(g);S_FLIGHT::QAR2(C)
      • K(g);S_FLIGHT::QAR1(C)
      • P(h);SBLOCK::QAR1(C)
      • S(e);SBLOCK::S(D)
      • R(d);SBLOCK::QAR1(C)
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