MESON Chess Problem Database

Problem Display
PID: 22127 (8/8/8/8/4Q1K1/p1B5/p2N4/Rnbk4 w - - 0 1)

Mansfield, Comins

Stroud News, 1924

8/8/8/8/4Q1K1/p1B5/p2N4/Rnbk4

#2

5 + 5

3202 Complete Mansfield/I 1996
3310 2345 Chess Problems 1997

SOLUTION

  • SOUND
  • Tries
    • 1.Qf3+?
      • 1...Ke1
        • 2.Qf1#
      • 1...Kc2!
  • Keys
    • 1.Qd3!
      • 1...Ke1
        • 2.Qf1#
      • 1...Bxd2
        • 2.Qxd2#
      • 1...Sxd2
        • 2.Qxd2#
      • 1...Sxc3
        • 2.Sf3#
      • 1...Bb2
        • 2.Sb3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);CHECK
      • Vars
        • K(c);P-FLIGHT::QAR1(D)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • Q(D);
    • Vars
      • K(c);P-FLIGHT::QAR1(D)
      • B(b);OGATE,P_SPINB(b),P_SPINS(a),XS(B)::QAR1(D),XB(b)
      • S(a);OGATE,P_SPINB(b),P_SPINS(a),XS(B)::QAR1(D),XS(a)
      • S(a);N_GUARD,P_SPINB(b),XB(C)::QAR(D)+S(B)
      • B(b);N_GUARD,P_SPINS(a)::QAR(D)+S(B)
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