MESON Chess Problem Database

Problem Display
PID: 232212 (8/3n2p1/Q7/3Npp1r/qpPpk3/5N1R/2PB2K1/1B6 w - - 0 1)

Wainwright, Joseph CJ

Detroit Free Press, 1881

(First published on Sat Mar 5 1881)

8/3n2p1/Q7/3Npp1r/qpPpk3/5N1R/2PB2K1/1B6

#2

9 + 9

16968 Joseph Wainwright: 500+ Chess Problems (Meadley) 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Rxh3
      • 2.Sg5#
    • 1...Rh4
      • 2.Sg5#
    • 1...Rg5+
      • 2.Sxg5#
    • 1...Rh6
      • 2.Sg5#
    • 1...Rh7
      • 2.Sg5#
    • 1...Rh8
      • 2.Sg5#
    • 1...d3
      • 2.cxd3#
  • Tries
    • 1.Bc1?
      • threat
        • 2.Sd2#
      • 1...Rg5+
        • 2.Sxg5#
      • 1...d3
        • 2.cxd3#
      • 1...f4!
    • 1.Be1?
      • threat
        • 2.Sd2#
      • 1...Rg5+
        • 2.Sxg5#
      • 1...d3
        • 2.cxd3#
      • 1...f4!
    • 1.Bf4?
      • threat
        • 2.Sd2#
      • 1...Rg5+
        • 2.Sxg5#
      • 1...d3
        • 2.cxd3#
      • 1...exf4!
    • 1.Bh6?
      • threat
        • 2.Sd2#
      • 1...Rg5+
        • 2.Sxg5#
      • 1...d3
        • 2.cxd3#
      • 1...f4!
    • 1.Rh4+?
      • 1...Rxh4
        • 2.Sg5#
      • 1...f4!
    • 1.Rxh5?
      • threat
        • 2.Sg5#
      • 1...d3
        • 2.cxd3#
      • 1...f4
        • 2.Qg6#
      • 1...g5
        • 2.Sxg5#
      • 1...Qxc2!
  • Keys
    • 1.Bg5!
      • threat
        • 2.Sd2#
      • 1...Rxg5+
        • 2.Sxg5#
      • 1...f4
        • 2.Qg6#
      • 1...d3
        • 2.cxd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 5
  • Sets
    • R(g);N_GUARD,XR(F)::S(E)
    • R(g);N_GUARD::S(E)
    • R(g);CHECK,N_GUARD::S(E),XR(g)
    • P(c);OGATE::P(B),XP(c)
  • Tries
    • Try
      • B(C);
      • Threat
        • S(E)
      • Vars
        • R(g);CHECK,N_GUARD::S(E),XR(g)
        • P(c);OGATE::P(B),XP(c)
      • Refutation
        • P(f);
    • Try
      • B(C);
      • Threat
        • S(E)
      • Vars
        • R(g);CHECK,N_GUARD::S(E),XR(g)
        • P(c);OGATE::P(B),XP(c)
      • Refutation
        • P(f);
    • Try
      • B(C);
      • Threat
        • S(E)
      • Vars
        • R(g);CHECK,N_GUARD::S(E),XR(g)
        • P(c);OGATE::P(B),XP(c)
      • Refutation
        • P(e);XB(C)
    • Try
      • B(C);
      • Threat
        • S(E)
      • Vars
        • R(g);CHECK,N_GUARD::S(E),XR(g)
        • P(c);OGATE::P(B),XP(c)
      • Refutation
        • P(f);
    • Try
      • R(F);CHECK
      • Vars
        • R(g);XR(F)::S(E)
      • Refutation
        • P(f);P_SPINP(f)
    • Try
      • R(F);XR(g)
      • Threat
        • S(E)
      • Vars
        • P(c);OGATE::P(B),XP(c)
        • P(f);OGATEB::QAB(I)
        • P(i);::S(E),XP(i)
      • Refutation
        • Q(a);P_PINB(C),P_SPINQ(a),XP(B)
  • Actual
    • B(C);
    • Threat
      • S(E)
    • Vars
      • R(g);CHECK,XB(C)::S(E),XR(g)
      • P(f);OGATEB::QAB(I)
      • P(c);OGATE::P(B),XP(c)
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