MESON Chess Problem Database

Problem Display
PID: 161033 (8/8/8/p7/k2P4/N2Q4/8/1nK5 w - - 0 1)

Rumyantsev, Sergei Yuryewitch

Cherkasski krai, 1998

8/8/8/p7/k2P4/N2Q4/8/1nK5

#2

4 + 3

15148 Sadier Collection 2017

SOLUTION

  • SOUND
  • Keys
    • 1.Kb2!
      • threat
        • 2.Qc4#
        • 2.Qb5#
        • 2.Qb3#
      • 1...Kb4
        • 2.Qc4#
        • 2.Qb5#
        • 2.Qb3#
      • 1...Sxa3
        • 2.Qb3#
      • 1...Sd2
        • 2.Qb5#
      • 1...Sc3
        • 2.Qc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • K(A);S_FLIGHT
    • Threat
      • DUALS(3)
    • Vars
      • S(a);XS(B)::QAB1(C)
      • S(a);::QAB1(C)
      • S(a);::QAR2(C)
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