MESON Chess Problem Database

Problem Display
PID: 121310 (6Q1/7b/4Rpp1/5kpN/3p4/3p1p2/3p1p2/3Kb3 w - - 0 1)

Mikan, Ilja

Straz lidu, 1960

6Q1/7b/4Rpp1/5kpN/3p4/3p1p2/3p1p2/3Kb3

#2

4 + 11

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Rxf6+?
      • 1...Ke4
        • 2.Qe6#
      • 1...Ke5
        • 2.Qe6#
      • 1...Kg4!
  • Keys
    • 1.Re4!
      • threat
        • 2.Sg3#
        • 2.Qd5#
        • 2.Qe6#
      • 1...Kxe4
        • 2.Qe6#
      • 1...Bxg8
        • 2.Sg3#
      • 1...gxh5
        • 2.Qxh7#
      • 1...g4
        • 2.Qd5#
      • 1...f1Q
        • 2.Qd5#
        • 2.Qe6#
      • 1...f1S
        • 2.Qd5#
        • 2.Qe6#
      • 1...f1B
        • 2.Qd5#
        • 2.Qe6#
      • 1...f1R
        • 2.Qd5#
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(C);CHECK,XP(i)
      • Vars
        • K(g);S_FLIGHT::QAR2(D)
        • K(g);P-FLIGHT::QAR1(D)
      • Refutation
        • K(g);S_FLIGHT
  • Actual
    • R(C);
    • Threat
      • DUALS(3)
    • Vars
      • K(g);S_FLIGHT,XR(C)::QAR2(D)
      • B(k);XQ(D)::S(B)
      • P(j);OGATEB,XS(B)::QAB(D),XB(k)
      • P(h);::QAR2(D)
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