MESON Chess Problem Database
Problem Display
PID: 230686 (4r1b1/5pn1/2N2p1Q/3Bbk2/2N4R/7p/3B2np/7K w - - 0 1)
Barron, Philip
Sunday Chronicle, 1948
(First published on Wed Jul 7 1948)
#2
7 + 10
| 15239 | Valois Notebooks | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Re6
- 2.Be4#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Ba1
- 2.Sd6#
- 1...Bb2
- 2.Sd6#
- 1...Bc3
- 2.Sd6#
- 1...Bg3
- 2.Sd4#
- 1...Bd4
- 2.Sd6#
- 2.Sxd4#
- 1...Bf4
- 2.Sd4#
- 1...Bd6
- 2.Sxd6#
- 2.Sd4#
- 1...Bc7
- 2.Sd4#
- 1...Bb8
- 2.Sd4#
- 1...Bh7
- 2.Qxh7#
- 1...Se1
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sf4
- 2.Se3#
- 1...Sxh4
- 2.Se3#
- 1...Sh5
- 2.Qxh5#
- 1...Se6
- 2.Be4#
- 1...Re6
- Tries
- 1.Be1?
- 1...Sxe1
- 2.Se3#
- 1...Sxh4
- 2.Se3#
- 1...Ba1
- 2.Sd6#
- 1...Re6
- 2.Be4#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Bb2
- 2.Sd6#
- 1...Bc3
- 2.Sd6#
- 1...Bg3
- 2.Sd4#
- 1...Bd4
- 2.Sd6#
- 2.Sxd4#
- 1...Bf4
- 2.Sd4#
- 1...Bd6
- 2.Sxd6#
- 2.Sd4#
- 1...Bc7
- 2.Sd4#
- 1...Bb8
- 2.Sd4#
- 1...Se3
- 2.Sxe3#
- 1...Sf4
- 2.Se3#
- 1...Sh5
- 2.Qxh5#
- 1...Se6
- 2.Be4#
- 1...Bh7!
- 1...Sxe1
- 1.Bc3?
- 1...Bxc3
- 2.Sd6#
- 1...Sxh4
- 2.Se3#
- 1...Re6
- 2.Be4#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Bg3
- 2.Sd4#
- 2.Qxf6#
- 1...Bd4
- 2.Sd6#
- 2.Sxd4#
- 1...Bf4
- 2.Sd4#
- 2.Qxf6#
- 1...Bd6
- 2.Sxd6#
- 2.Sd4#
- 2.Qxf6#
- 1...Bc7
- 2.Sd4#
- 2.Qxf6#
- 1...Bb8
- 2.Sd4#
- 2.Qxf6#
- 1...Se1
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sf4
- 2.Se3#
- 1...Sh5
- 2.Qxh5#
- 1...Se6
- 2.Be4#
- 1...Bh7!
- 1...Bxc3
- 1.Bb4?
- 1...Sxh4
- 2.Se3#
- 1...Ba1
- 2.Sd6#
- 1...Re6
- 2.Be4#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Bb2
- 2.Sd6#
- 1...Bc3
- 2.Sd6#
- 1...Bg3
- 2.Sd4#
- 1...Bd4
- 2.Sd6#
- 2.Sxd4#
- 1...Bf4
- 2.Sd4#
- 1...Bd6
- 2.Sxd6#
- 2.Sd4#
- 1...Bc7
- 2.Sd4#
- 1...Bb8
- 2.Sd4#
- 1...Se1
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sf4
- 2.Se3#
- 1...Sh5
- 2.Qxh5#
- 1...Se6
- 2.Be4#
- 1...Bh7!
- 1...Sxh4
- 1.Ba5?
- 1...Sxh4
- 2.Se3#
- 1...Ba1
- 2.Sd6#
- 1...Re6
- 2.Be4#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Bb2
- 2.Sd6#
- 1...Bc3
- 2.Sd6#
- 1...Bg3
- 2.Sd4#
- 1...Bd4
- 2.Sd6#
- 2.Sxd4#
- 1...Bf4
- 2.Sd4#
- 1...Bd6
- 2.Sxd6#
- 2.Sd4#
- 1...Bc7
- 2.Sd4#
- 1...Bb8
- 2.Sd4#
- 1...Se1
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sf4
- 2.Se3#
- 1...Sh5
- 2.Qxh5#
- 1...Se6
- 2.Be4#
- 1...Bh7!
- 1...Sxh4
- 1.Rf4+?
- 1...Sxf4
- 2.Se3#
- 1...Bxf4!
- 1...Sxf4
- 1.Rh5+?
- 1...Sxh5
- 2.Qxh5#
- 1...Kg4!
- 1...Sxh5
- 1.Qxg7?
- threat
- 2.Rh5#
- 2.Qg4#
- 1...Bf4
- 2.Sd4#
- 2.Qg4#
- 1...Se3
- 2.Sxe3#
- 1...Sf4
- 2.Se3#
- 2.Qg4#
- 1...Sxh4!
- threat
- 1.Be1?
- Keys
- 1.Bc1!
- 1...Sxh4
- 2.Se3#
- 1...Ba1
- 2.Sd6#
- 1...Re6
- 2.Be4#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Bb2
- 2.Sd6#
- 1...Bc3
- 2.Sd6#
- 1...Bg3
- 2.Sd4#
- 1...Bd4
- 2.Sd6#
- 2.Sxd4#
- 1...Bf4
- 2.Sd4#
- 1...Bd6
- 2.Sxd6#
- 2.Sd4#
- 1...Bc7
- 2.Sd4#
- 1...Bb8
- 2.Sd4#
- 1...Bh7
- 2.Qxh7#
- 1...Se1
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sf4
- 2.Se3#
- 1...Sh5
- 2.Qxh5#
- 1...Se6
- 2.Be4#
- 1...Sxh4
- 1.Bc1!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(i);SBLOCK::B(E)
- R(i);N_GUARD::S(F),XR(i)
- R(i);N_GUARD::S(F)
- B(d);N_GUARD::S(C)
- B(d);N_GUARD::S(F)
- B(j);N_GUARD::QAB(G),XB(j)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- S(a);N_GUARD,XR(D)::S(C)
- S(h);N_GUARD::QAR2(G),XS(h)
- S(h);SBLOCK::B(E)
- Tries
- Try
- B(B);
- Vars
- S(a);N_GUARD,XB(B)::S(C)
- S(a);N_GUARD,XR(D)::S(C)
- B(d);N_GUARD::S(C)
- R(i);SBLOCK::B(E)
- R(i);N_GUARD::S(F),XR(i)
- R(i);N_GUARD::S(F)
- B(d);N_GUARD::S(F)
- S(a);N_GUARD::S(C),XS(a)
- S(a);N_GUARD::S(C)
- S(h);N_GUARD::QAR2(G),XS(h)
- S(h);SBLOCK::B(E)
- Refutation
- B(j);
- Try
- B(B);
- Vars
- B(d);N_GUARD,XB(B)::S(C)
- S(a);N_GUARD,XR(D)::S(C)
- R(i);SBLOCK::B(E)
- R(i);N_GUARD::S(F),XR(i)
- R(i);N_GUARD::S(F)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- S(h);N_GUARD::QAR2(G),XS(h)
- S(h);SBLOCK::B(E)
- Refutation
- B(j);
- Try
- B(B);
- Vars
- S(a);N_GUARD,XR(D)::S(C)
- B(d);N_GUARD::S(C)
- R(i);SBLOCK::B(E)
- R(i);N_GUARD::S(F),XR(i)
- R(i);N_GUARD::S(F)
- B(d);N_GUARD::S(F)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- S(h);N_GUARD::QAR2(G),XS(h)
- S(h);SBLOCK::B(E)
- Refutation
- B(j);
- Try
- B(B);
- Vars
- S(a);N_GUARD,XR(D)::S(C)
- B(d);N_GUARD::S(C)
- R(i);SBLOCK::B(E)
- R(i);N_GUARD::S(F),XR(i)
- R(i);N_GUARD::S(F)
- B(d);N_GUARD::S(F)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- S(h);N_GUARD::QAR2(G),XS(h)
- S(h);SBLOCK::B(E)
- Refutation
- B(j);
- Try
- R(D);CHECK
- Vars
- S(a);XR(D)::S(C)
- Refutation
- B(d);XR(D)
- Try
- R(D);CHECK
- Vars
- S(h);OGATE,XR(D)::QAR2(G),XS(h)
- Refutation
- K(e);S_FLIGHT
- Try
- Q(G);XS(h)
- Threat
- DUALS(2)
- Vars
- S(a);N_GUARD::S(C),XS(a)
- Refutation
- S(a);XR(D)
- Try
- Actual
- B(B);
- Vars
- S(a);N_GUARD,XR(D)::S(C)
- B(d);N_GUARD::S(C)
- R(i);SBLOCK::B(E)
- R(i);N_GUARD::S(F),XR(i)
- R(i);N_GUARD::S(F)
- B(d);N_GUARD::S(F)
- B(j);N_GUARD::QAB(G),XB(j)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- S(h);N_GUARD::QAR2(G),XS(h)
- S(h);SBLOCK::B(E)
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