MESON Chess Problem Database

Problem Display
PID: 108710 (K4R1b/4Q3/3pbn2/pN5p/3Pk3/4N3/r2BB3/8 w - - 0 1)

Krosny, Miroslaw

Debiutantow Ty., 1974

K4R1b/4Q3/3pbn2/pN5p/3Pk3/4N3/r2BB3/8

#2

8 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sd1?
      • threat
        • 2.Qxe6#
      • 1...Kd5
        • 2.Qb7#
      • 1...Kf5
        • 2.Qh7#
      • 1...Sg4
        • 2.Sdc3#
      • 1...Sd5
        • 2.Sf2#
      • 1...Sd7
        • 2.Sdc3#
      • 1...Sh7
        • 2.Sdc3#
      • 1...Se8
        • 2.Sdc3#
      • 1...Sg8
        • 2.Sdc3#
      • 1...Rxd2!
    • 1.Sd5?
      • threat
        • 2.Qxe6#
      • 1...Kxd5
        • 2.Qb7#
      • 1...Kf5
        • 2.Qh7#
      • 1...Sg4
        • 2.Sdc3#
      • 1...Sd7
        • 2.Sdc3#
      • 1...Sh7
        • 2.Sdc3#
      • 1...Se8
        • 2.Sdc3#
      • 1...Sg8
        • 2.Sdc3#
      • 1...Sxd5!
    • 1.Sf5?
      • threat
        • 2.Qxe6#
      • 1...Kd5
        • 2.Qb7#
      • 1...Kxf5
        • 2.Qh7#
      • 1...Sg4
        • 2.Sc3#
      • 1...Sd5
        • 2.Sbxd6#
        • 2.Sg3#
        • 2.Sfxd6#
      • 1...Sd7
        • 2.Sc3#
      • 1...Sh7
        • 2.Sc3#
      • 1...Se8
        • 2.Sc3#
      • 1...Sg8
        • 2.Sc3#
      • 1...Rxd2!
  • Keys
    • 1.Sc2!
      • threat
        • 2.Qxe6#
      • 1...Kd5
        • 2.Qb7#
      • 1...Kf5
        • 2.Qh7#
      • 1...Sg4
        • 2.Sc3#
      • 1...Sd5
        • 2.Sxd6#
      • 1...Sd7
        • 2.Sc3#
      • 1...Sh7
        • 2.Sc3#
      • 1...Se8
        • 2.Sc3#
      • 1...Sg8
        • 2.Sc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);
      • Threat
        • QAR2(F),XB(f)
      • Vars
        • K(b);N_SPINB(f),S_FLIGHT::QAB(F)
        • K(b);N_SPINB(f),P_SPINS(g),S_FLIGHT::QAB(F)
        • S(g);::S(C)
        • S(g);SBLOCK::S(C)
      • Refutation
        • R(a);XB(A)
    • Try
      • S(C);
      • Threat
        • QAR2(F),XB(f)
      • Vars
        • K(b);N_SPINB(f),OGATEB,S_FLIGHT,XS(C)::QAB(F)
        • K(b);N_SPINB(f),P_SPINS(g),S_FLIGHT::QAB(F)
        • S(g);::S(C)
      • Refutation
        • S(g);XS(C)
    • Try
      • S(C);
      • Threat
        • QAR2(F),XB(f)
      • Vars
        • K(b);N_SPINB(f),S_FLIGHT::QAB(F)
        • K(b);N_SPINB(f),OGATEB,P_SPINS(g),S_FLIGHT,XS(C)::QAB(F)
        • S(g);::S(E)
      • Refutation
        • R(a);XB(A)
  • Actual
    • S(C);
    • Threat
      • QAR2(F),XB(f)
    • Vars
      • K(b);N_SPINB(f),S_FLIGHT::QAB(F)
      • K(b);N_SPINB(f),P_SPINS(g),S_FLIGHT::QAB(F)
      • S(g);::S(E)
      • S(g);SBLOCK::S(E),XP(e)
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