MESON Chess Problem Database
Problem Display
PID: 224144 (2N3bQ/BnpKRr2/2R5/1P1k1p2/qp4N1/1r2p3/2B1n2b/8 w - - 0 1)
Clark, GF
Sunday Chronicle, 1944
(First published on Sun Jun 11 1944)
#2
9 + 12
| 15239 | Valois Notebooks | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Qa1
- 2.Bxb3#
- 1...Qa5
- 2.Bxb3#
- 1...Qa6
- 2.Bxb3#
- 1...Qxa7
- 2.Bxb3#
- 1...Rb1
- 2.Sxe3#
- 1...Rb2
- 2.Sxe3#
- 1...Rf6
- 2.Sxf6#
- 1...Rxe7+
- 2.Sxe7#
- 1...Rg7
- 2.Sf6#
- 1...Rh7
- 2.Sf6#
- 1...Bg1
- 2.Qe5#
- 2.Qh1#
- 1...Bg3
- 2.Qh1#
- 1...Bf4
- 2.Qh1#
- 1...Be5
- 2.Qxe5#
- 2.Qh1#
- 1...Bd6
- 2.Qh1#
- 1...Sc1
- 2.Qd4#
- 1...Sg1
- 2.Qd4#
- 1...Sc3
- 2.Sxe3#
- 2.Qd4#
- 1...Sg3
- 2.Qd4#
- 2.Qe5#
- 1...Sd4
- 2.Qxd4#
- 1...Sf4
- 2.Qd4#
- 2.Qe5#
- 1...Sa5
- 2.Rc5#
- 1...Sc5+
- 2.Rxc5#
- 1...Sd6
- 2.Rc5#
- 1...Sd8
- 2.Rc5#
- 1...fxg4
- 2.Be4#
- 1...f4
- 2.Be4#
- 2.Qe5#
- 1...Qa1
- Tries
- 1.Bd3?
- threat
- 2.Sxe3#
- 2.Bc4#
- 1...Rxe7+
- 2.Sxe7#
- 1...Sc5+
- 2.Rxc5#
- 1...Qxb5
- 2.Sxe3#
- 1...Qxa7
- 2.Bc4#
- 1...fxg4
- 2.Bc4#
- 2.Be4#
- 1...Rc3
- 2.Sxe3#
- 1...Bg1
- 2.Bc4#
- 2.Qe5#
- 2.Qh1#
- 1...Bf4
- 2.Bc4#
- 2.Qh1#
- 1...Be5
- 2.Sxe3#
- 2.Qxe5#
- 2.Qh1#
- 1...Sa5
- 2.Sxe3#
- 2.Rc5#
- 1...Sd6
- 2.Sxe3#
- 2.Rc5#
- 1...f4
- 2.Bc4#
- 2.Be4#
- 2.Qe5#
- 1...Rxd3!
- threat
- 1.Rxf7?
- threat
- 2.Se7#
- 1...Sc5+
- 2.Rxc5#
- 1...Bd6
- 2.Qh1#
- 1...Rd3!
- threat
- 1.Qc3?
- threat
- 2.Sxe3#
- 2.Qc4#
- 1...Rxe7+
- 2.Sxe7#
- 1...Sc5+
- 2.Rxc5#
- 2.Qxc5#
- 1...Qxb5
- 2.Sxe3#
- 1...Qxa7
- 2.Bxb3#
- 2.Qc4#
- 1...Sxc3
- 2.Sxe3#
- 1...bxc3
- 2.Sxe3#
- 1...fxg4
- 2.Be4#
- 2.Qc4#
- 1...Bg1
- 2.Qe5#
- 2.Qc4#
- 1...Bf4
- 2.Qc4#
- 1...Sa5
- 2.Sxe3#
- 2.Rc5#
- 2.Qc5#
- 1...Sd6
- 2.Sxe3#
- 2.Rc5#
- 2.Qc5#
- 1...f4
- 2.Be4#
- 2.Qe5#
- 2.Qc4#
- 1...Rxc3!
- threat
- 1.Bd3?
- Keys
- 1.Qa1!
- threat
- 2.Qh1#
- 1...Rxe7+
- 2.Sxe7#
- 1...Sc5+
- 2.Rxc5#
- 1...Qxa1
- 2.Bxb3#
- 1...Qxa7
- 2.Bxb3#
- 1...fxg4
- 2.Be4#
- 1...Rb1
- 2.Sxe3#
- 1...Bg1
- 2.Qe5#
- 1...Sc1
- 2.Qd4#
- 1...Sg1
- 2.Qd4#
- 1...Sc3
- 2.Sxe3#
- 1...Sg3
- 2.Qd4#
- 2.Qe5#
- 1...Sd4
- 2.Qxd4#
- 1...Sf4
- 2.Qd4#
- 2.Qe5#
- 1...Sd6
- 2.Rc5#
- 1...f4
- 2.Be4#
- 2.Qe5#
- threat
- 1.Qa1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 11
- Sets
- Q(e);N_GUARD::B(A),XR(c)
- Q(e);N_GUARD,XB(E)::B(A),XR(c)
- R(c);N_GUARD::S(B),XP(d)
- R(k);N_GUARD,N_PINR(G)::S(B),XR(k)
- R(k);CHECK,XR(G)::S(H),XR(k)
- R(k);N_GUARD::S(B)
- B(b);OGATE::QAB(I)
- S(a);N_GUARD::QAR1(I)
- S(a);N_GUARD::QAR1(I),XS(a)
- S(i);N_GUARD::R1(D)
- S(i);CHECK,N_GUARD::R1(D),XS(i)
- P(h);N_GUARD,XS(B)::B(A)
- Tries
- Try
- B(A);
- Threat
- DUALS(2)
- Vars
- R(k);CHECK,XR(G)::S(H),XR(k)
- S(i);CHECK,N_GUARD::R1(D),XS(i)
- Q(e);N_PINR(G),P_PINR(D),XP(C)::S(B),XP(d)
- Q(e);XB(E)::B(A)
- R(c);::S(B),XP(d)
- Refutation
- R(c);XB(A)
- Try
- R(G);N_SPINR(G),XR(k)
- Threat
- S(H)
- Vars
- S(i);CHECK,N_GUARD::R1(D),XS(i)
- B(b);OGATE::QAB(I)
- Refutation
- R(c);
- Try
- Q(I);
- Threat
- DUALS(2)
- Vars
- R(k);CHECK,XR(G)::S(H),XR(k)
- Q(e);N_PINR(G),P_PINR(D),XP(C)::S(B),XP(d)
- S(a);XQ(I)::S(B),XP(d)
- P(f);XQ(I)::S(B),XP(d)
- B(b);::QAB1(I)
- Refutation
- R(c);XQ(I)
- Try
- Actual
- Q(I);
- Threat
- QAB(I)
- Vars
- R(k);CHECK,XR(G)::S(H),XR(k)
- S(i);CHECK,N_GUARD::R1(D),XS(i)
- Q(e);N_GUARD,XQ(I)::B(A),XR(c)
- Q(e);N_GUARD,XB(E)::B(A),XR(c)
- P(h);N_GUARD,XS(B)::B(A)
- R(c);N_GUARD::S(B),XP(d)
- B(b);N_GUARD::QAR1(I)
- S(a);N_GUARD::QAR1(I)
- S(a);S_CUTR(c)::S(B),XP(d)
- S(a);N_GUARD::QAR1(I),XS(a)
- S(i);N_GUARD::R1(D)
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