MESON Chess Problem Database

Problem Display
PID: 102034 (k7/8/K7/8/8/8/Q7/1r6 w - - 0 1)

Gartser, Arthur Teodorovich

Shakmatni Globus, 1993

k7/8/K7/8/8/8/Q7/1r6

#2

2 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rh1
      • 2.Qg8#
  • Tries
    • 1.Qg2+?
      • 1...Rb7
        • 2.Qxb7#
      • 1...Kb8!
  • Keys
    • 1.Qd5+!
      • 1...Kb8
        • 2.Qd8#
      • 1...Rb7
        • 2.Qxb7#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • R(a);N_GUARD::QAR(A)
  • Tries
    • Try
      • Q(A);CHECK
      • Vars
        • R(a);N_GUARD,P_SPINR(a)::QAB1(A),XR(a)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • Q(A);CHECK
    • Vars
      • K(b);P-FLIGHT::QAR2(A)
      • R(a);N_GUARD,P_SPINR(a)::QAB1(A),XR(a)
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