MESON Chess Problem Database

Problem Display
PID: 31725 (8/1K1B4/3p1Npp/2P3qR/3k3p/6P1/1P1P4/3R1Q2 w - - 0 1)

Rowland, Frideswide F (Mrs TB, nee Beechey)

5th Prize, Burnley Express, 1880-1881

8/1K1B4/3p1Npp/2P3qR/3k3p/6P1/1P1P4/3R1Q2

#2

10 + 6

3467 Chess Blossoms 1883

SOLUTION

  • SOUND
  • Sets
    • 1...Ke5
      • 2.Qf4#
      • 2.d4#
    • 1...Qe3
      • 2.Rd5#
    • 1...Qf4
      • 2.Rd5#
    • 1...Qxg3
      • 2.Rd5#
    • 1...Qg4
      • 2.Rd5#
    • 1...Qd5+
      • 2.Rxd5#
  • Tries
    • 1.Rxg5?
      • threat
        • 2.Rd5#
      • 1...d5
        • 2.Rxd5#
      • 1...hxg5!
    • 1.Qd3+?
      • 1...Kxc5
        • 2.Qc3#
      • 1...Ke5
        • 2.Sg4#
        • 2.Qc3#
        • 2.Qxd6#
      • 1...Kxd3!
    • 1.Qc4+?
      • 1...Ke5
        • 2.Sg4#
        • 2.Qc3#
        • 2.Qf4#
      • 1...Kxc4!
    • 1.Qf4+?
      • 1...Kd3
        • 2.Qe4#
      • 1...Kxc5
        • 2.Rc1#
        • 2.b4#
      • 1...Qxf4!
  • Keys
    • 1.Qf3!
      • threat
        • 2.Qc3#
      • 1...Qd5+
        • 2.Qxd5#
      • 1...Kc4
        • 2.Qc3#
      • 1...Kxc5
        • 2.Qc3#
      • 1...Ke5
        • 2.Qc3#
        • 2.Qf4#
        • 2.d4#
      • 1...Qxf6
        • 2.Qd5#
      • 1...Qxg3
        • 2.Qe4#
        • 2.Qd5#
      • 1...Qxc5
        • 2.Qe4#
      • 1...Qe3
        • 2.Qd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 4
    • REMOVED MATES = 3
  • Sets
    • Q(c);OGATE::R1(G)
    • Q(c);OGATE,XP(E)::R1(G)
    • Q(c);CHECK,OGATE::R1(G),XQ(c)
  • Tries
    • Try
      • R(G);XQ(c)
      • Threat
        • R1(G)
      • Vars
        • P(d);::R1(G),XP(d)
      • Refutation
        • P(f);XR(G)
    • Try
      • Q(B);CHECK
      • Vars
        • K(a);P_SPINQ(c),S_FLIGHT,XP(F)::QAR2(B)
      • Refutation
        • K(a);P-FLIGHT,XQ(B)
    • Try
      • Q(B);CHECK
      • Refutation
        • K(a);P-FLIGHT,XQ(B)
    • Try
      • Q(B);CHECK
      • Vars
        • K(a);P-FLIGHT::QAB1(B)
      • Refutation
        • Q(c);XQ(B)
  • Actual
    • Q(B);
    • Threat
      • QAB1(B)
    • Vars
      • Q(c);CHECK,N_GUARD::QAR1(B),XQ(c)
      • K(a);P-FLIGHT::QAR1(B)
      • K(a);P_SPINQ(c),S_FLIGHT,XP(F)::QAR2(B)
      • Q(c);N_GUARD,XS(H)::QAR1(B)
      • Q(c);XP(F)::QAR1(B)
      • Q(c);N_GUARD::QAR1(B)
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