MESON Chess Problem Database

Problem Display
PID: 120616 (8/7R/5p2/5Pp1/3pPkr1/3K1N1b/3N2p1/2B3Q1 w - - 0 1)

Jensen, W

Montreal Gazette, 1896

8/7R/5p2/5Pp1/3pPkr1/3K1N1b/3N2p1/2B3Q1

#2

8 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sh2?
      • 1...Rg3+
        • 2.Sdf3#
      • 1...Kg3
        • 2.Sdf1#
      • 1...Ke5
        • 2.Sc4#
      • 1...Rh4!
  • Keys
    • 1.Se5!
      • 1...Rg3+
        • 2.Sdf3#
      • 1...Kg3
        • 2.Sf1#
      • 1...Kxe5
        • 2.Sc4#
      • 1...fxe5
        • 2.Qf2#
      • 1...Rh4
        • 2.Qh2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(E);
      • Vars
        • R(e);CHECK,SBLOCK::B(A)+S(C)
        • K(d);P_SPINP(a),S_FLIGHT::S(C)
        • K(d);S_FLIGHT::S(C)
      • Refutation
        • R(e);
  • Actual
    • S(E);
    • Vars
      • R(e);CHECK,SBLOCK::B(A)+S(C)
      • K(d);P_SPINP(a),S_FLIGHT::S(C)
      • K(d);S_FLIGHT,XS(E)::S(C)
      • P(g);SBLOCK,XS(E)::QAR2(B)
      • R(e);N_GUARD::QAB(B)
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