MESON Chess Problem Database
Problem Display
PID: 160090 (4QK1k/8/5NB1/8/8/8/8/1b2r3 w - - 0 1)
Antipov, Viacheslav Pavlovich
Sa ogneupory, 1987
#2
4 + 3
| 15148 | Sadier Collection | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Kf7#
- 1...Rd1
- 2.Kf7#
- 1...Rf1
- 2.Kf7#
- 1...Rg1
- 2.Kf7#
- 1...Rh1
- 2.Kf7#
- 1...Be4
- 2.Kf7#
- 1...Rc1
- Tries
- 1.Qf7?
- threat
- 2.Qg8#
- 2.Qg7#
- 2.Qh7#
- 1...Bxg6
- 2.Qg8#
- 2.Qg7#
- 1...Rh1
- 2.Qg8#
- 2.Qg7#
- 1...Re7
- 2.Qg8#
- 1...Ba2
- 2.Qg7#
- 2.Qh7#
- 1...Re8+!
- threat
- 1.Qxe1?
- threat
- 2.Qh4#
- 2.Qh1#
- 1...Be4
- 2.Qh4#
- 1...Bf5
- 2.Qh4#
- 1...Bxg6!
- threat
- 1.Qe6?
- threat
- 2.Qh3#
- 2.Qg8#
- 1...Bxg6
- 2.Qg8#
- 1...Rh1
- 2.Qg8#
- 1...Re3
- 2.Qg8#
- 1...Re4
- 2.Qg8#
- 1...Re5
- 2.Qg8#
- 1...Ba2
- 2.Qh3#
- 1...Bf5
- 2.Qg8#
- 1...Rxe6!
- threat
- 1.Qe7?
- threat
- 2.Qg7#
- 2.Qh7#
- 1...Bxg6
- 2.Qg7#
- 1...Rh1
- 2.Qg7#
- 1...Rxe7!
- threat
- 1.Qf7?
- Keys
- 1.Be4!
- threat
- 2.Kf7#
- 2.Qh5#
- 1...Rxe4
- 2.Qh5#
- 1...Bxe4
- 2.Kf7#
- 1...Rg1
- 2.Qh5#
- 1...Rh1
- 2.Kf7#
- 1...Ba2
- 2.Qh5#
- threat
- 1.Be4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 3
- Sets
- R(b);N_GUARD::QAR(C)+K(D)
- R(b);N_GUARD,P_PINS(A)::QAR(C)+K(D)
- B(a);S_CUTR(b)::QAR(C)+K(D)
- Tries
- Try
- Q(C);
- Threat
- DUALS(3)
- Vars
- R(b);::QAR1(C)
- Refutation
- R(b);CHECK
- Try
- Q(C);XR(b)
- Threat
- DUALS(2)
- Vars
- B(a);::QAR(C)
- Refutation
- B(a);XB(B)
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- B(a);XB(B)::QAR1(C)
- R(b);::QAR1(C)
- B(a);::QAR(C)
- B(a);::QAR1(C)
- Refutation
- R(b);XQ(C)
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- B(a);XB(B)::QAB1(C)
- R(b);::QAB1(C)
- Refutation
- R(b);XQ(C)
- Try
- Actual
- B(B);
- Threat
- DUALS(2)
- Vars
- R(b);XB(B)::QAR(C)
- B(a);XB(B)::QAR(C)+K(D)
- R(b);::QAR(C)
- R(b);::QAR(C)+K(D)
- B(a);::QAR(C)
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).