MESON Chess Problem Database

Problem Display
PID: 219045 (8/8/Q6p/3RB1p1/3RN1kp/5n2/8/2K5 w - - 0 1)

Wheeler, Charles Henry

St. Louis Globe Democrat, 1882

8/8/Q6p/3RB1p1/3RN1kp/5n2/8/2K5

#2

6 + 5

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...h5
      • 2.Qc8#
      • 2.Qe6#
  • Tries
    • 1.Sf2+?
      • 1...Kf5
        • 2.Qf6#
      • 1...Kh5!
    • 1.Sf6+?
      • 1...Kh3
        • 2.Qf1#
      • 1...Kf5!
  • Keys
    • 1.Qd3!
      • 1...Kh3
        • 2.Qxf3#
      • 1...Kf5
        • 2.Sc5#
      • 1...Kh5
        • 2.Sf6#
      • 1...Sxd4
        • 2.Sf6#
      • 1...Sxe5
        • 2.Sf6#
      • 1...Se1
        • 2.Sf6#
      • 1...Sg1
        • 2.Sf6#
      • 1...Sd2
        • 2.Sf6#
      • 1...Sh2
        • 2.Sf6#
      • 1...h3
        • 2.Sf6#
      • 1...h5
        • 2.Sf2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 11
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);CHECK
      • Vars
        • K(b);S_FLIGHT::QAR1(F)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(C);CHECK
      • Vars
        • K(b);S_FLIGHT::QAB(F)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • Q(F);
    • Vars
      • K(b);P_SPINS(a),S_FLIGHT::QAR2(F),XS(a)
      • K(b);S_FLIGHT::QAB(F)+S(C)
      • K(b);S_FLIGHT::S(C)
      • S(a);XR(B)::S(C)
      • S(a);XB(E)::R(B)+S(C),DCHECK
      • S(a);::R(B)+S(C),DCHECK
      • P(c);SBLOCK::R(B)+S(C),DCHECK
      • P(e);SBLOCK::R(B)+S(C),DCHECK
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