MESON Chess Problem Database
Problem Display
PID: 176473 (R7/8/4p3/BP6/k1q2R2/1pPBN2b/1P2Q1p1/1K4b1 w - - 0 1)
Mansfield, Comins
1st Prize, Schach-Echo, 1980
#2
10 + 7
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Qb4
- 2.Bxb4#
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 2.Rxb4#
- 1...Qd4
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 2.Rxd4#
- 1...Qe4
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 2.Rxe4#
- 1...Qxf4
- 2.Bb4#
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 1...Qb4
- Tries
- 1.Bc2?
- threat
- 2.Qxc4#
- 1...Kxb5
- 2.Qxc4#
- 1...Qxf4
- 2.Bb4#
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 1...Qb4
- 2.Bxb4#
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 2.Rxb4#
- 1...Qd4
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 2.Rxd4#
- 1...Qe4
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 2.Rxe4#
- 1...bxc2+!
- threat
- 1.Bxc4?
- threat
- 2.Bd3#
- 2.Bd5#
- 2.Bxe6#
- 2.Bb4#
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 1...Bxe3
- 2.Bb6#
- 1...Bh2
- 2.Bb4#
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 1...e5
- 2.Bb4#
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 1...Bf5+!
- threat
- 1.Bf5?
- threat
- 2.Qxc4#
- 1...Qe4+
- 2.Rxe4#
- 1...Kxb5
- 2.Qxc4#
- 1...Qxf4
- 2.Bb4#
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 1...Qb4
- 2.Bxb4#
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 2.Rxb4#
- 1...Qd4
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 2.Rxd4#
- 1...Bxf5+!
- threat
- 1.Bg6?
- threat
- 2.Qxc4#
- 1...Qe4+
- 2.Rxe4#
- 1...Kxb5
- 2.Qxc4#
- 1...Qxf4
- 2.Bb4#
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 1...Qb4
- 2.Bxb4#
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 2.Rxb4#
- 1...Qd4
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 2.Rxd4#
- 1...Bf5+!
- threat
- 1.Bh7?
- threat
- 2.Qxc4#
- 1...Qe4+
- 2.Rxe4#
- 1...Kxb5
- 2.Qxc4#
- 1...Qxf4
- 2.Bb4#
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 1...Qb4
- 2.Bxb4#
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 2.Rxb4#
- 1...Qd4
- 2.Bb6#
- 2.Bc7#
- 2.Bd8#
- 2.Rxd4#
- 1...Bf5+!
- threat
- 1.Bc2?
- Keys
- 1.Be4!
- threat
- 2.Qxc4#
- 1...Qd3+
- 2.Bxd3#
- 1...Qxe4+
- 2.Rxe4#
- 1...Kxb5
- 2.Qxc4#
- 1...Qxe2
- 2.Bd3#
- 1...Qxb5
- 2.Bc6#
- 1...Qxc3
- 2.Bxc3#
- 1...Qd5
- 2.Bxd5#
- 1...Qb4
- 2.Bxb4#
- 1...Qd4
- 2.Bb6#
- 1...Qc5
- 2.Bb6#
- 1...Qc6
- 2.Bxc6#
- 1...Qc7
- 2.Bxc7#
- 1...Qc8
- 2.Bc6#
- threat
- 1.Be4!
There are these versions: 56073
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 13
- REMOVED MATES = 0
- Sets
- Tries
- Try
- B(E);P_PINP(c)
- Threat
- QAR2(C),XQ(f)
- Vars
- K(e);N_SPINP(c),S_FLIGHT,XP(I)::QAB1(C),XQ(f)
- Refutation
- P(c);CHECK,N_SPINP(c),XB(E)
- Try
- B(E);XQ(f)
- Threat
- DUALS(7)
- Vars
- B(a);XS(F)::R(J)+B(H)
- Refutation
- B(d);CHECK
- Try
- B(E);
- Threat
- QAR2(C),XQ(f)
- Vars
- Q(f);CHECK,OGATEB::R(G),XQ(f)
- K(e);S_FLIGHT,XP(I)::QAB1(C),XQ(f)
- Refutation
- B(d);CHECK,XB(E)
- Try
- B(E);
- Threat
- QAR2(C),XQ(f)
- Vars
- Q(f);CHECK,OGATEB::R(G),XQ(f)
- K(e);S_FLIGHT,XP(I)::QAB1(C),XQ(f)
- Refutation
- B(d);CHECK
- Try
- B(E);
- Threat
- QAR2(C),XQ(f)
- Vars
- Q(f);CHECK,OGATEB::R(G),XQ(f)
- K(e);S_FLIGHT,XP(I)::QAB1(C),XQ(f)
- Refutation
- B(d);CHECK
- Try
- Actual
- B(E);N_PINQ(f)
- Threat
- QAR2(C),XQ(f)
- Vars
- Q(f);CHECK,OGATEB::R(G)+B(E),XQ(f)
- Q(f);CHECK,OGATE,P_SPINQ(f),XB(E)::R(G),XQ(f)
- K(e);P_SPINQ(f),S_FLIGHT,XP(I)::QAB1(C),XQ(f)
- Q(f);OGATEB,XQ(C)::R(G)+B(E)
- Q(f);OGATEB,XP(I)::R(G)+B(E)
- Q(f);OGATE,XP(D)::R(J)+B(H),XQ(f)
- Q(f);OGATEB::R(G)+B(E),XQ(f)
- Q(f);::R(J)+B(H),XQ(f)
- Q(f);::R(J)+B(H)
- Q(f);OGATEB::R(G)+B(E)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).