MESON Chess Problem Database

Problem Display
PID: 31745 (6B1/3p4/1Qppb3/7R/3Pkpp1/8/2NR1nP1/K5b1 w - - 0 1)

Rowland, Frideswide F (Mrs TB, nee Beechey)

Weekly Irish Times, 0000

6B1/3p4/1Qppb3/7R/3Pkpp1/8/2NR1nP1/K5b1

#2

8 + 9

3467 Chess Blossoms 1883

SOLUTION

  • SOUND
  • Sets
    • 1...Ba2
      • 2.Bh7#
    • 1...Bb3
      • 2.Bh7#
    • 1...Bc4
      • 2.Bh7#
    • 1...Bd5
      • 2.Bh7#
    • 1...d5
      • 2.Re5#
  • Tries
    • 1.Qa6?
      • threat
        • 2.Re2#
        • 2.Qe2#
      • 1...Bc4
        • 2.Bh7#
      • 1...Sd1
        • 2.Qd3#
      • 1...Sh1
        • 2.Qd3#
      • 1...Sd3
        • 2.Qxd3#
      • 1...Sh3
        • 2.Qd3#
      • 1...f3!
    • 1.Qxc6+?
      • 1...Bd5
        • 2.Bxd5#
        • 2.Bh7#
        • 2.Qxd5#
      • 1...d5
        • 2.Re5#
      • 1...dxc6!
  • Keys
    • 1.Qb3!
      • threat
        • 2.Re2#
      • 1...Bxb3
        • 2.Bh7#
      • 1...f3
        • 2.Qe3#
      • 1...Bc4
        • 2.Bh7#
      • 1...Sd1
        • 2.Qd3#
      • 1...Sh1
        • 2.Qd3#
      • 1...Sd3
        • 2.Qxd3#
      • 1...Sh3
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 3
  • Sets
    • B(h);N_GUARD::B(H)
    • P(g);N_GUARD::R1(F)
  • Tries
    • Try
      • Q(G);
      • Threat
        • DUALS(2)
      • Vars
        • B(h);N_GUARD::B(H)
        • S(b);N_GUARD::QAB1(G)
        • S(b);N_GUARD::QAB1(G),XS(b)
      • Refutation
        • P(d);
    • Try
      • Q(G);CHECK,XP(f)
      • Vars
        • P(g);P_SPINP(g)::R1(F)
      • Refutation
        • P(i);XQ(G)
  • Actual
    • Q(G);
    • Threat
      • R(C)
    • Vars
      • B(h);N_GUARD,XQ(G)::B(H)
      • P(d);N_GUARD::QAR1(G)
      • B(h);N_GUARD::B(H)
      • S(b);N_GUARD::QAB1(G)
      • S(b);N_GUARD::QAB1(G),XS(b)
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