MESON Chess Problem Database

Problem Display
PID: 31730 (5Q2/1KP5/3N2p1/4n2R/3k1r2/R1n3P1/B1PN4/2B3b1 w - - 0 1)

Rowland, Frideswide F (Mrs TB, nee Beechey)

Elmira Telegram, 0000

5Q2/1KP5/3N2p1/4n2R/3k1r2/R1n3P1/B1PN4/2B3b1

#2

11 + 6

3467 Chess Blossoms 1883

SOLUTION

  • SOUND
  • Sets
    • 1...Sb1
      • 2.Sb5#
    • 1...Sd1
      • 2.Sb5#
    • 1...Se2
      • 2.Sb5#
    • 1...Sa4
      • 2.Sb5#
    • 1...Se4
      • 2.Sb5#
    • 1...Sb5
      • 2.Sxb5#
    • 1...Sd5
      • 2.Sb5#
    • 1...Sd3
      • 2.Sb3#
    • 1...Sf3
      • 2.Sb3#
    • 1...Sc4
      • 2.Sb3#
    • 1...Sg4
      • 2.Sb3#
    • 1...Sc6
      • 2.Sb3#
    • 1...Sd7
      • 2.Sb3#
    • 1...Sf7
      • 2.Sb3#
  • Tries
    • 1.Rxc3?
      • threat
        • 2.Sb5#
      • 1...Sd3
        • 2.Rxd3#
      • 1...Kxc3!
    • 1.Qxf4+?
      • 1...Se4
        • 2.Qxe5#
      • 1...Kc5!
  • Keys
    • 1.Bc4!
      • threat
        • 2.Sb3#
      • 1...Ke3
        • 2.Qxf4#
      • 1...Kc5
        • 2.Sf5#
      • 1...Sb1
        • 2.Sb5#
      • 1...Sd1
        • 2.Sb5#
      • 1...Sa2
        • 2.Sb5#
      • 1...Se2
        • 2.Sb5#
      • 1...Sa4
        • 2.Sb5#
      • 1...Se4
        • 2.Sb5#
      • 1...Sb5
        • 2.Sxb5#
      • 1...Sd5
        • 2.Sb5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 7
  • Sets
    • S(b);N_GUARD::S(H)
    • S(b);N_GUARD::S(H),XS(b)
    • S(e);::S(D)
  • Tries
    • Try
      • R(E);XS(b)
      • Threat
        • S(H)
      • Vars
        • S(e);N_GUARD::R1(E),XS(e)
      • Refutation
        • K(c);S_FLIGHT,XR(E)
    • Try
      • Q(K);CHECK,XR(d)
      • Vars
        • S(b);P_SPINS(b)::QAB1(K),XS(e)
      • Refutation
        • K(c);P_SPINS(e),S_FLIGHT
  • Actual
    • B(B);
    • Threat
      • S(D)
    • Vars
      • K(c);P_SPINS(b),S_FLIGHT::QAB1(K),XR(d)
      • K(c);P_SPINS(e),S_FLIGHT::QAB(K)+S(H)
      • S(b);N_GUARD::S(H)
      • S(b);N_GUARD::S(H),XS(b)
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