MESON Chess Problem Database

Problem Display
PID: 49729 (8/8/4Q3/1P6/8/3p1R2/4pN2/1K2k2B w - - 0 1)

Savenok, Aleksandr Antolovich

Suwe, Hanspeter

Landeszeitung fur die Luneburger Heide, 2002

8/8/4Q3/1P6/8/3p1R2/4pN2/1K2k2B

#2

6 + 3

6112 Problemschach-Jahrbuch (2002) 2003

SOLUTION

  • SOUND
  • Tries
    • 1.Qb3?
      • 1...Kd2
        • 2.Qb4#
      • 1...d2
        • 2.Sd3#
      • 1...Kf1!
    • 1.Qg8?
      • 1...Kf1
        • 2.Sxd3#
      • 1...d2
        • 2.Qg1#
      • 1...Kd2!
    • 1.Qe3?
      • threat
        • 2.Qc1#
      • 1...Kf1
        • 2.Sxd3#
      • 1...d2!
    • 1.Qb6?
      • 1...Kf1
        • 2.Sxd3#
      • 1...Kd2
        • 2.Qa5#
      • 1...d2!
    • 1.Qg6?
      • 1...Kf1
        • 2.Sxd3#
      • 1...d2
        • 2.Qg1#
      • 1...Kd2!
  • Keys
    • 1.Qg4!
      • 1...Kf1
        • 2.Sxd3#
      • 1...Kd2
        • 2.Qb4#
      • 1...d2
        • 2.Qg1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(F);N_PINP(b)
      • Vars
        • K(a);S_FLIGHT::QAB(F)
        • P(c);SBLOCK::S(C)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(F);N_PINP(b)
      • Vars
        • K(a);P-FLIGHT::R(D)+S(C),XP(c)
        • P(c);SBLOCK::QAR2(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);
      • Threat
        • QAR2(F)
      • Vars
        • K(a);N_SPINP(b),P-FLIGHT::R(D)+S(C),XP(c)
      • Refutation
        • P(c);
    • Try
      • Q(F);N_PINP(b)
      • Vars
        • K(a);P-FLIGHT::R(D)+S(C),XP(c)
        • K(a);S_FLIGHT::QAB(F)
      • Refutation
        • P(c);
    • Try
      • Q(F);N_PINP(b)
      • Vars
        • K(a);P-FLIGHT::R(D)+S(C),XP(c)
        • P(c);SBLOCK::QAR2(F)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(F);N_PINP(b)
    • Vars
      • K(a);P-FLIGHT::R(D)+S(C),XP(c)
      • K(a);S_FLIGHT::QAB(F)
      • P(c);SBLOCK::QAR2(F)
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