MESON Chess Problem Database
Problem Display
PID: 224581 (6QB/1p1Npn2/1p4B1/R2p1r1p/2n1k2P/3b1pK1/5P2/3R1N2 w - - 0 1)
Cretney, Alfred M
Sunday Chronicle, 1944
(First published on Sun Nov 26 1944)
#2
10 + 11
| 15239 | Valois Notebooks | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Bb1
- 2.Rd4#
- 1...Bxf1
- 2.Rd4#
- 1...Bc2
- 2.Rd4#
- 1...Be2
- 2.Rd4#
- 1...Sb2
- 2.Sd2#
- 1...Sd2
- 2.Sxd2#
- 1...Sa3
- 2.Sd2#
- 1...Se3
- 2.Sd2#
- 1...Sxa5
- 2.Sd2#
- 1...Scd6
- 2.Sd2#
- 1...Se5
- 2.Qxd5#
- 1...Sg5
- 2.Qxd5#
- 1...Sfd6
- 2.Qxd5#
- 1...Sh6
- 2.Qxd5#
- 1...Sd8
- 2.Qxd5#
- 1...Sxh8
- 2.Qxd5#
- 1...d4
- 2.Bxf5#
- 1...bxa5
- 2.Sc5#
- 1...b5
- 2.Sc5#
- 1...Bb1
- Tries
- 1.Ba1?
- 1...Bxf1
- 2.Rd4#
- 1...Sxa5
- 2.Sd2#
- 1...bxa5
- 2.Sc5#
- 1...Bb1
- 2.Rd4#
- 1...Bc2
- 2.Rd4#
- 1...Be2
- 2.Rd4#
- 1...Sd2
- 2.Sxd2#
- 1...Sa3
- 2.Sd2#
- 1...Se3
- 2.Sd2#
- 1...Sce5
- 2.Sd2#
- 1...Scd6
- 2.Sd2#
- 1...Sfe5
- 2.Qxd5#
- 1...Sg5
- 2.Qxd5#
- 1...Sfd6
- 2.Qxd5#
- 1...Sh6
- 2.Qxd5#
- 1...Sd8
- 2.Qxd5#
- 1...Sh8
- 2.Qxd5#
- 1...d4
- 2.Bxf5#
- 1...b5
- 2.Sc5#
- 1...e5
- 2.Sf6#
- 1...e6
- 2.Sf6#
- 1...Sb2!
- 1...Bxf1
- 1.Bb2?
- 1...Bxf1
- 2.Rd4#
- 1...Sxa5
- 2.Sd2#
- 1...bxa5
- 2.Sc5#
- 1...Bb1
- 2.Rd4#
- 1...Bc2
- 2.Rd4#
- 1...Be2
- 2.Rd4#
- 1...Sd2
- 2.Sxd2#
- 1...Sa3
- 2.Sd2#
- 1...Se3
- 2.Sd2#
- 1...Sce5
- 2.Sd2#
- 1...Scd6
- 2.Sd2#
- 1...Sfe5
- 2.Qxd5#
- 1...Sg5
- 2.Qxd5#
- 1...Sfd6
- 2.Qxd5#
- 1...Sh6
- 2.Qxd5#
- 1...Sd8
- 2.Qxd5#
- 1...Sh8
- 2.Qxd5#
- 1...d4
- 2.Bxf5#
- 1...b5
- 2.Sc5#
- 1...e5
- 2.Sf6#
- 1...e6
- 2.Sf6#
- 1...Sxb2!
- 1...Bxf1
- 1.Re1+?
- 1...Se3
- 2.Sd2#
- 2.Rxe3#
- 1...Be2!
- 1...Se3
- 1.Qxf7?
- threat
- 2.Bxf5#
- 2.Qxd5#
- 2.Qxf5#
- 1...Sxa5
- 2.Sd2#
- 2.Bxf5#
- 2.Qe6#
- 2.Qxf5#
- 2.Qxe7#
- 1...bxa5
- 2.Sc5#
- 2.Bxf5#
- 2.Qxf5#
- 1...Se5
- 2.Qxd5#
- 1...e5
- 2.Qxd5#
- 1...Se3
- 2.Sd2#
- 2.Qe6#
- 2.Qxe7#
- 1...Sd6
- 2.Sd2#
- 2.Qxd5#
- 2.Qe6#
- 2.Qxe7#
- 1...d4
- 2.Bxf5#
- 2.Qd5#
- 2.Qxf5#
- 1...b5
- 2.Sc5#
- 2.Bxf5#
- 2.Qxf5#
- 1...e6!
- threat
- 1.Ba1?
- Keys
- 1.Bc3!
- 1...Bxf1
- 2.Rd4#
- 1...Sxa5
- 2.Sd2#
- 1...bxa5
- 2.Sc5#
- 1...Bb1
- 2.Rd4#
- 1...Bc2
- 2.Rd4#
- 1...Be2
- 2.Rd4#
- 1...Sb2
- 2.Sd2#
- 1...Sd2
- 2.Sxd2#
- 1...Sa3
- 2.Sd2#
- 1...Se3
- 2.Sd2#
- 1...Sce5
- 2.Sd2#
- 1...Scd6
- 2.Sd2#
- 1...Sfe5
- 2.Qxd5#
- 1...Sg5
- 2.Qxd5#
- 1...Sfd6
- 2.Qxd5#
- 1...Sh6
- 2.Qxd5#
- 1...Sd8
- 2.Qxd5#
- 1...Sh8
- 2.Qxd5#
- 1...d4
- 2.Bxf5#
- 1...b5
- 2.Sc5#
- 1...e5
- 2.Sf6#
- 1...e6
- 2.Sf6#
- 1...Bxf1
- 1.Bc3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- B(a);OGATE::R1(A)
- B(a);OGATE,XS(B)::R1(A)
- S(c);N_GUARD::S(B)
- S(c);N_GUARD::S(B),XS(c)
- S(c);N_GUARD,XR(F)::S(B)
- S(k);OGATE::QAB1(I),XP(e)
- S(k);OGATE,XB(J)::QAB1(I),XP(e)
- P(e);::B(G),XR(f)
- P(h);N_GUARD,XR(F)::S(H)
- P(h);N_GUARD::S(H)
- Tries
- Try
- B(J);
- Vars
- B(a);OGATE,XS(B)::R1(A)
- S(c);N_GUARD,XR(F)::S(B)
- P(h);N_GUARD,XR(F)::S(H)
- B(a);OGATE::R1(A)
- S(c);N_GUARD::S(B),XS(c)
- S(c);N_GUARD::S(B)
- S(k);OGATE::QAB1(I),XP(e)
- P(e);::B(G),XR(f)
- P(h);N_GUARD::S(H)
- P(j);N_GUARD::S(H)
- Refutation
- S(c);
- Try
- B(J);
- Vars
- B(a);OGATE,XS(B)::R1(A)
- S(c);N_GUARD,XR(F)::S(B)
- P(h);N_GUARD,XR(F)::S(H)
- B(a);OGATE::R1(A)
- S(c);N_GUARD::S(B),XS(c)
- S(c);N_GUARD::S(B)
- S(k);OGATE::QAB1(I),XP(e)
- P(e);::B(G),XR(f)
- P(h);N_GUARD::S(H)
- P(j);N_GUARD::S(H)
- Refutation
- S(c);XB(J)
- Try
- R(A);CHECK
- Refutation
- B(a);P_SPINB(a)
- Try
- Q(I);XS(k)
- Threat
- DUALS(3)
- Vars
- S(c);::QAB1(I),XP(e)
- P(j);::QAB1(I),XP(e)
- Refutation
- P(j);
- Try
- Actual
- B(J);
- Vars
- B(a);OGATE,XS(B)::R1(A)
- S(c);N_GUARD,XR(F)::S(B)
- P(h);N_GUARD,XR(F)::S(H)
- B(a);OGATE::R1(A)
- S(c);N_GUARD::S(B)
- S(c);N_GUARD::S(B),XS(c)
- S(k);OGATE::QAB1(I),XP(e)
- P(e);::B(G),XR(f)
- P(h);N_GUARD::S(H)
- P(j);N_GUARD::S(H)
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