MESON Chess Problem Database

Problem Display
PID: 44312 (1rn2bqr/6p1/b7/4Q3/1Bk3B1/5p2/K5pR/1R1NNn2 w - - 0 1)

Kipping, Cyril Stanley

The Times, 1912

1rn2bqr/6p1/b7/4Q3/1Bk3B1/5p2/K5pR/1R1NNn2

#2

8 + 11

4792 300 Chess Problems 1916

SOLUTION

  • SOUND
  • Sets
    • 1...Qe6
      • 2.Bxe6#
    • 1...Qh7
      • 2.Be6#
    • 1...Rxb4
      • 2.Rc1#
    • 1...Rb5
      • 2.Qe4#
    • 1...Bb5
      • 2.Qe4#
    • 1...Bxb4
      • 2.Sb2#
    • 1...Bc5
      • 2.Qxc5#
    • 1...Sd2
      • 2.Se3#
    • 1...Sxh2
      • 2.Se3#
    • 1...Se3
      • 2.Sxe3#
    • 1...Sg3
      • 2.Se3#
    • 1...Sd6
      • 2.Qc5#
    • 1...Se7
      • 2.Qc5#
    • 1...g1Q
      • 2.Rc2#
    • 1...g1S
      • 2.Rc2#
    • 1...g1B
      • 2.Rc2#
    • 1...g1R
      • 2.Rc2#
    • 1...f2
      • 2.Be2#
  • Tries
    • 1.Bxf3?
      • threat
        • 2.Be2#
      • 1...Qd5
        • 2.Qxd5#
      • 1...g1S
        • 2.Rc2#
      • 1...Qh7
        • 2.Qd5#
      • 1...Sg3
        • 2.Se3#
      • 1...Rh3!
    • 1.Bf5?
      • threat
        • 2.Bd3#
      • 1...Qh7
        • 2.Be6#
      • 1...Qd5!
    • 1.Rb3?
      • threat
        • 2.Sb2#
      • 1...Bc5
        • 2.Qxc5#
      • 1...Qd5!
  • Keys
    • 1.Bd7!
      • threat
        • 2.Qe4#
      • 1...Rxb4
        • 2.Rc1#
      • 1...Bxb4
        • 2.Sb2#
      • 1...g1Q
        • 2.Rc2#
      • 1...g1B
        • 2.Rc2#
      • 1...Qd5
        • 2.Qc3#
      • 1...Qe6
        • 2.Bxe6#
      • 1...Qh7
        • 2.Be6#
      • 1...Rh4
        • 2.Rxh4#
      • 1...Bb7
        • 2.Bb5#
      • 1...Bc5
        • 2.Qxc5#
      • 1...Sd2
        • 2.Se3#
      • 1...Sg3
        • 2.Se3#
      • 1...Sd6
        • 2.Qc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 8
  • Sets
    • Q(j);N_GUARD::B(G),XQ(j)
    • Q(j);N_GUARD::B(G)
    • R(g);SBLOCK,XB(F)::R(A)
    • R(g);SBLOCK::QAR2(H)
    • B(e);SBLOCK::QAR2(H)
    • B(i);SBLOCK,XB(F)::S(B)
    • B(i);N_GUARD::QAR1(H),XB(i)
    • S(a);N_GUARD::S(B)
    • S(a);N_GUARD,XR(E)::S(B)
    • S(a);N_GUARD::S(B),XS(a)
    • S(h);S_CUTB(i)::QAR1(H)
    • P(b);OGATE::R(E)
    • P(c);OGATE::B(G)
  • Tries
    • Try
      • B(G);XP(c)
      • Threat
        • B(G)
      • Vars
        • Q(j);N_GUARD::QAB1(H),XQ(j)
        • P(b);OGATE::R(E)
        • Q(j);N_GUARD::QAB1(H)
        • S(a);N_GUARD::S(B)
      • Refutation
        • R(k);
    • Try
      • B(G);
      • Threat
        • B(G)
      • Vars
        • Q(j);N_GUARD::B(G)
      • Refutation
        • Q(j);
    • Try
      • R(A);
      • Threat
        • S(B)
      • Vars
        • B(i);N_GUARD::QAR1(H),XB(i)
      • Refutation
        • Q(j);
  • Actual
    • B(G);
    • Threat
      • QAR2(H)
    • Vars
      • R(g);SBLOCK,XB(F)::R(A)
      • B(i);SBLOCK,XB(F)::S(B)
      • P(b);OGATE::R(E)
      • Q(j);SBLOCK::QAR1(H)
      • Q(j);N_GUARD::B(G),XQ(j)
      • Q(j);N_GUARD::B(G)
      • R(k);N_GUARD::R(E),XR(k)
      • B(e);N_GUARD,S_CUTR(g)::B(G)
      • B(i);N_GUARD::QAR1(H),XB(i)
      • S(a);N_GUARD::S(B)
      • S(h);S_CUTB(i)::QAR1(H)
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