MESON Chess Problem Database
Problem Display
PID: 171413 (5RBk/5r2/4KP2/8/8/8/8/B7 w - - 0 1)
Antipov, Viacheslav Pavlovich
Shakh-M (Borovich), 1997
#2
5 + 2
| 5454 | Near Snap | 2018 |
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Rxf6+
- 2.Bxf6#
- 1...Re7+
- 2.fxe7#
- 1...Rg7
- 2.fxg7#
- 1...Rh7
- 2.Bf7#
- 1...Rxf8
- 2.f7#
- 1...Rxf6+
- Tries
- 1.Bd4?
- 1...Rxf6+
- 2.Bxf6#
- 1...Re7+
- 2.fxe7#
- 1...Rxf8
- 2.f7#
- 1...Ra7
- 2.f7#
- 1...Rb7
- 2.f7#
- 1...Rc7
- 2.f7#
- 1...Rg7
- 2.fxg7#
- 1...Rh7
- 2.Bf7#
- 1...Rd7!
- 1...Rxf6+
- 1.Bd4?
- Keys
- 1.Be5!
- 1...Rxf6+
- 2.Bxf6#
- 1...Re7+
- 2.fxe7#
- 1...Rxf8
- 2.f7#
- 1...Ra7
- 2.f7#
- 1...Rb7
- 2.f7#
- 1...Rc7
- 2.f7#
- 1...Rd7
- 2.f7#
- 1...Rg7
- 2.fxg7#
- 1...Rh7
- 2.Bf7#
- 1...Rxf6+
- 1.Be5!
Anticipated by 23724(1996)
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- R(a);CHECK,OGATE,P_SPINR(a),XP(C)::B(A),XR(a)
- R(a);CHECK,OGATE::B(A)+P(C),XR(a)
- R(a);OGATE::P(C),XR(a)
- R(a);SBLOCK::R(D)+B(E)
- R(a);OGATE,XR(D)::B(A)+P(C)
- Tries
- Try
- B(A);
- Vars
- R(a);CHECK,OGATE,P_SPINR(a),XP(C)::B(A),XR(a)
- R(a);CHECK,OGATE::B(A)+P(C),XR(a)
- R(a);OGATE,XR(D)::B(A)+P(C)
- R(a);OGATE::B(A)+P(C)
- R(a);OGATE::P(C),XR(a)
- R(a);SBLOCK::R(D)+B(E)
- Refutation
- R(a);
- Try
- Actual
- B(A);
- Vars
- R(a);CHECK,OGATE,P_SPINR(a),XP(C)::B(A),XR(a)
- R(a);CHECK,OGATE::B(A)+P(C),XR(a)
- R(a);OGATE,XR(D)::B(A)+P(C)
- R(a);OGATE::B(A)+P(C)
- R(a);OGATE::P(C),XR(a)
- R(a);SBLOCK::R(D)+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).