MESON Chess Problem Database

Problem Display
PID: 6656 (8/5R2/8/2Q4n/8/5K2/7P/7k w - - 0 1)

Scheel, Johan

Morgenbladet, 1932

8/5R2/8/2Q4n/8/5K2/7P/7k

#2

4 + 2

4884 154 norske miniatyrproblemer 1974
2786 More Fun with Chess Miniatures 2000

SOLUTION

  • SOUND
  • Tries
    • 1.Qc2?
      • threat
        • 2.Qg2#
      • 1...Kg1
        • 2.Qg2#
      • 1...Sf4!
  • Keys
    • 1.Rh7!
      • 1...Kxh2
        • 2.Rxh5#
      • 1...Sg3
        • 2.hxg3#
      • 1...Sf4
        • 2.Qc1#
      • 1...Sf6
        • 2.Qc1#
      • 1...Sg7
        • 2.Qc1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(C);
      • Threat
        • QAB1(C)
      • Vars
        • K(a);P-FLIGHT::QAR1(C)
      • Refutation
        • S(b);
  • Actual
    • R(D);
    • Vars
      • K(a);OGATEB,P-FLIGHT,P_SPINS(b),XP(A)::R(D),XS(b)
      • S(b);OGATE::R(D)+P(A),XS(b)
      • S(b);::QAR(C)
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