MESON Chess Problem Database

Problem Display
PID: 110132 (R6B/N7/4Q2R/3P4/Pk1N4/1p6/1p6/1K6 w - - 0 1)

Kardimon, Gennady P

Kudesnik, 1991

R6B/N7/4Q2R/3P4/Pk1N4/1p6/1p6/1K6

#2

9 + 3

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kxa4
      • 2.Sac6#
  • Tries
    • 1.Qe2?
      • 1...Kc3
        • 2.Sc2#
        • 2.Sdc6#
      • 1...Kxa4
        • 2.Sac6#
      • 1...Ka5
        • 2.Qb5#
      • 1...Kc5
        • 2.Qb5#
      • 1...Ka3!
    • 1.Qc6?
      • 1...Ka5
        • 2.Qb5#
      • 1...Ka3!
  • Keys
    • 1.Qe4!
      • 1...Ka3
        • 2.Sdb5#
      • 1...Kc3
        • 2.Sf3#
      • 1...Kxa4
        • 2.Sac6#
      • 1...Kc4
        • 2.Se6#
      • 1...Ka5
        • 2.Sxb3#
      • 1...Kc5
        • 2.Sxb3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • K(c);P-FLIGHT,XP(B)::R(H)+S(G)
  • Tries
    • Try
      • Q(E);
      • Vars
        • K(c);P-FLIGHT,XP(B)::R(H)+S(G)
        • K(c);S_FLIGHT::QAR1(E)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • Q(E);
      • Vars
        • K(c);S_FLIGHT::QAR1(E)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • Q(E);
    • Vars
      • K(c);S_FLIGHT::S(C)
      • K(c);S_FLIGHT::B(I)+S(C)
      • K(c);P-FLIGHT,XP(B)::R(H)+S(G)
      • K(c);P-FLIGHT::QAR(E)+S(C)
      • K(c);S_FLIGHT::S(C),XP(b)
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