MESON Chess Problem Database

Problem Display
PID: 52516 (7K/B2B4/2R2P2/1p1k2Nb/3p3b/2P2qP1/4R3/7Q w - - 0 1)

Wright Wood, S (= Wood, SW)

Chess Amateur (The), 1908

7K/B2B4/2R2P2/1p1k2Nb/3p3b/2P2qP1/4R3/7Q

#2

10 + 6

564 Manchester Evening News 1933

SOLUTION

  • SOUND
  • Sets
    • 1...Qe4
      • 2.Qxe4#
    • 1...Bf7
      • 2.Qxf3#
    • 1...Be8
      • 2.Qxf3#
    • 1...b4
      • 2.c4#
  • Tries
    • 1.Sf7?
      • threat
        • 2.Re5#
        • 2.Rc5#
      • 1...Bxg3
        • 2.Rc5#
      • 1...Bxf7
        • 2.Qxf3#
      • 1...dxc3
        • 2.Re5#
      • 1...Qe4
        • 2.Rc5#
        • 2.Qxe4#
      • 1...Bxf6+!
    • 1.Bxd4?
      • threat
        • 2.Re5#
      • 1...Qe4
        • 2.Qxe4#
      • 1...Bxg3!
    • 1.cxd4?
      • threat
        • 2.Re5#
      • 1...Qe4
        • 2.Qxe4#
      • 1...Bxg3!
  • Keys
    • 1.Se4!
      • threat
        • 2.Rc5#
      • 1...Qxf6+
        • 2.Sxf6#
      • 1...Bxf6+
        • 2.Sxf6#
      • 1...Ke5
        • 2.Rc5#
      • 1...Qxe4
        • 2.Qxe4#
      • 1...Qxc3
        • 2.Sxc3#
      • 1...dxc3
        • 2.Sxc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 3
  • Sets
    • Q(a);OGATE::QAB1(A),XQ(a)
    • B(f);N_GUARD::QAB(A),XQ(a)
    • P(d);N_GUARD::P(C)
  • Tries
    • Try
      • S(E);
      • Threat
        • DUALS(2)
      • Vars
        • B(c);XP(D)::R1(F)
        • B(f);N_GUARD,XS(E)::QAB(A),XQ(a)
        • P(b);XP(C)::R1(B)
      • Refutation
        • B(c);CHECK,XP(G)
    • Try
      • B(H);XP(b)
      • Threat
        • R1(B)
      • Vars
        • Q(a);OGATE::QAB1(A),XQ(a)
      • Refutation
        • B(c);XP(D)
    • Try
      • P(C);XP(b)
      • Threat
        • R1(B)
      • Vars
        • Q(a);OGATE::QAB1(A),XQ(a)
      • Refutation
        • B(c);XP(D)
  • Actual
    • S(E);N_PINQ(a)
    • Threat
      • R1(F)
    • Vars
      • Q(a);CHECK,XP(G)::QAB(A)+S(E),DCHECK,XQ(a)
      • B(c);CHECK,XP(G)::S(E),XB(c)
      • K(e);P-FLIGHT::R(F)
      • Q(a);OGATE,P_SPINQ(a),XS(E)::QAB1(A),XQ(a)
      • Q(a);XP(C)::QAB(A)+S(E),DCHECK,XQ(a)
      • P(b);XP(C)::S(E),XP(b)
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