MESON Chess Problem Database
Problem Display
PID: 91390 (1B2B3/2p1Q3/7k/8/1p6/1K6/8/8 w - - 0 1)
Elmgren, Bertil Ernst
Probleemblad, 1947
#2
4 + 3
| 17145 | Svenska Miniatyrer i urval (Froberg/Hultberg) | 1978 |
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...c5
- 2.Bf4#
- 1...c6
- 2.Bf4#
- 1...c5
- Tries
- 1.Ka2?
- 1...c5
- 2.Bf4#
- 1...c6
- 2.Bf4#
- 1...b3+!
- 1...c5
- 1.Kb2?
- 1...c5
- 2.Bf4#
- 1...c6
- 2.Bf4#
- 1...b3!
- 1...c5
- 1.Kc2?
- 1...c5
- 2.Bf4#
- 1...c6
- 2.Bf4#
- 1...b3+!
- 1...c5
- 1.Ka4?
- 1...c5
- 2.Bf4#
- 1...c6
- 2.Bf4#
- 1...b3!
- 1...c5
- 1.Kxb4?
- 1...c6
- 2.Bf4#
- 1...c5+!
- 1...c6
- 1.Kc4?
- 1...c5
- 2.Bf4#
- 1...c6
- 2.Bf4#
- 1...b3!
- 1...c5
- 1.Qd7?
- 1...c5
- 2.Bf4#
- 1...c6
- 2.Bf4#
- 1...Kg5!
- 1...c5
- 1.Ka2?
- Keys
- 1.Qxc7!
- 1...Kg5
- 2.Qf4#
- 1...Kg5
- 1.Qxc7!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 2
- Sets
- P(c);OGATE::B(C)
- Tries
- Try
- K(A);S_FLIGHT
- Vars
- P(c);OGATE::B(C)
- Refutation
- P(a);CHECK
- Try
- K(A);P-FLIGHT
- Vars
- P(c);OGATE::B(C)
- Refutation
- P(a);
- Try
- K(A);S_FLIGHT
- Vars
- P(c);OGATE::B(C)
- Refutation
- P(a);CHECK
- Try
- K(A);S_FLIGHT
- Vars
- P(c);OGATE::B(C)
- Refutation
- P(a);
- Try
- K(A);P-FLIGHT,XP(a)
- Vars
- P(c);OGATE::B(C)
- Refutation
- P(c);CHECK
- Try
- K(A);S_FLIGHT
- Vars
- P(c);OGATE::B(C)
- Refutation
- P(a);
- Try
- Q(B);
- Vars
- P(c);OGATE::B(C)
- Refutation
- K(b);S_FLIGHT
- Try
- Actual
- Q(B);XP(c)
- Vars
- K(b);S_FLIGHT::QAB1(B)
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).