MESON Chess Problem Database
Problem Display
PID: 16454 (B7/6n1/1NR3K1/bp2N3/4k3/R1n3p1/4pp2/B1Q5 w - - 0 1)
Barulin, Mikhail Mikhailovich
1/2 Prize, Shakhmaty v SSSR, 1940
#2
8 + 8
| 3098 | FIDE Album (1914-1944) (I) | 1971 |
| 5454 | Near Snap | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Kd4
- 2.Qf4#
- 1...Kxe5
- 2.Qe3#
- 1...Sb1
- 2.Rc2#
- 2.Rc4#
- 2.Rc5#
- 2.Rd6#
- 2.Re6#
- 2.Rf6#
- 2.Rc7#
- 2.Rc8#
- 2.Qe3#
- 1...Sd1
- 2.Rc2#
- 2.Rc4#
- 2.Rc5#
- 2.Rd6#
- 2.Re6#
- 2.Rf6#
- 2.Rc7#
- 2.Rc8#
- 1...Sa2
- 2.Rc2#
- 2.Rc4#
- 2.Rc5#
- 2.Rd6#
- 2.Re6#
- 2.Rf6#
- 2.Rc7#
- 2.Rc8#
- 2.Qe3#
- 1...Sa4
- 2.Rc2#
- 2.Rc4#
- 2.Rc5#
- 2.Rd6#
- 2.Re6#
- 2.Rf6#
- 2.Rc7#
- 2.Rc8#
- 2.Qe3#
- 1...Kd4
- Tries
- 1.Sbd7?
- threat
- 2.Rc4#
- 1...Kd4
- 2.Rd6#
- 1...Sd5
- 2.Sc5#
- 1...Kd5!
- threat
- 1.Bxc3?
- threat
- 2.Rc4#
- 2.Rc5#
- 2.Rd6#
- 2.Re6#
- 2.Rf6#
- 2.Rc7#
- 2.Rc8#
- 1...Se6
- 2.Rc4#
- 2.Rc5#
- 2.Rd6#
- 2.Rxe6#
- 2.Rc7#
- 2.Rc8#
- 1...Bxc3!
- threat
- 1.Rcxc3+?
- 1...Kd4
- 2.Sf3#
- 2.Rd3#
- 2.Rc4#
- 2.Qe3#
- 2.Qf4#
- 1...Kxe5!
- 1...Kd4
- 1.Rc5+?
- 1...Sd5
- 2.Bxd5#
- 2.Qe3#
- 1...Kd4!
- 1...Sd5
- 1.Rd6+?
- 1...Sd5
- 2.Bxd5#
- 2.Qe3#
- 1...Kxe5!
- 1...Sd5
- 1.Re6+?
- 1...Sd5
- 2.Bxd5#
- 2.Qe3#
- 1...Kd4!
- 1...Sd5
- 1.Rf6+?
- 1...Kxe5
- 2.Qe3#
- 2.Qf4#
- 1...Sd5
- 2.Bxd5#
- 2.Re3#
- 2.Rf4#
- 2.Qe3#
- 2.Qf4#
- 2.Qb1#
- 2.Qc2#
- 1...Kd4!
- 1...Kxe5
- 1.Rc7+?
- 1...Kd4
- 2.Qf4#
- 1...Sd5
- 2.Bxd5#
- 2.Qe3#
- 1...Kxe5!
- 1...Kd4
- 1.Rc8+?
- 1...Kd4
- 2.Qf4#
- 1...Sd5
- 2.Bxd5#
- 2.Qe3#
- 1...Kxe5!
- 1...Kd4
- 1.Qxc3?
- threat
- 2.Rc4#
- 2.Rf6#
- 2.Qd4#
- 2.Qe3#
- 2.Qf3#
- 1...Kf4
- 2.Qd4#
- 2.Qe3#
- 2.Qf3#
- 1...Bxb6
- 2.Rc4#
- 2.Rf6#
- 2.Qf3#
- 1...e1Q
- 2.Rc4#
- 2.Rf6#
- 2.Qd4#
- 2.Qf3#
- 1...e1S
- 2.Rc4#
- 2.Rf6#
- 2.Qd4#
- 2.Qe3#
- 1...e1R
- 2.Rc4#
- 2.Rf6#
- 2.Qd4#
- 2.Qf3#
- 1...f1Q
- 2.Rc4#
- 2.Rf6#
- 2.Qd4#
- 2.Qe3#
- 1...f1S
- 2.Rc4#
- 2.Rf6#
- 2.Qd4#
- 2.Qf3#
- 1...f1R
- 2.Rc4#
- 2.Rf6#
- 2.Qd4#
- 2.Qe3#
- 1...Sf5
- 2.Rc4#
- 2.Qf3#
- 1...Se6
- 2.Rc4#
- 2.Qe3#
- 2.Qf3#
- 1...Bxc3!
- threat
- 1.Sbd7?
- Keys
- 1.Sf3!
- threat
- 2.Rcxc3#
- 1...Kd3
- 2.Rd6#
- 1...Kxf3
- 2.Rc4#
- 1...Sb1
- 2.Sg5#
- 2.Rc2#
- 2.Rcc3#
- 2.Rc4#
- 2.Rc5#
- 2.Rd6#
- 2.Re6#
- 2.Rf6#
- 2.Rc7#
- 2.Rc8#
- 2.Qe3#
- 1...Sd1
- 2.Sg5#
- 2.Rc2#
- 2.Rcc3#
- 2.Rc4#
- 2.Rc5#
- 2.Rd6#
- 2.Re6#
- 2.Rf6#
- 2.Rc7#
- 2.Rc8#
- 1...Sa2
- 2.Sg5#
- 2.Rc2#
- 2.Rcc3#
- 2.Rc4#
- 2.Rc5#
- 2.Rd6#
- 2.Re6#
- 2.Rf6#
- 2.Rc7#
- 2.Rc8#
- 2.Qe3#
- 1...Sa4
- 2.Sg5#
- 2.Rc2#
- 2.Rcc3#
- 2.Rc4#
- 2.Rc5#
- 2.Rd6#
- 2.Re6#
- 2.Rf6#
- 2.Rc7#
- 2.Rc8#
- 2.Qe3#
- 1...Sd5
- 2.Sg5#
- threat
- 1.Sf3!
This anticipates 146900(2010)
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 2
- Sets
- K(e);P-FLIGHT,P_SPINS(c)::QAR2(B)
- K(e);P-FLIGHT,P_SPINS(c),XS(D)::QAR2(B)
- Tries
- Try
- S(E);
- Threat
- B(H)+R(F),DCHECK
- Vars
- K(e);P-FLIGHT,P_SPINS(c)::R(F)
- S(c);SBLOCK::S(E)
- Refutation
- K(e);S_FLIGHT
- Try
- B(A);XS(c)
- Threat
- DUALS(7)
- Refutation
- B(f);XB(A)
- Try
- R(F);CHECK,XS(c)
- Refutation
- K(e);P-FLIGHT,XS(D)
- Try
- R(F);CHECK
- Refutation
- K(e);P-FLIGHT,P_SPINS(c)
- Try
- R(F);CHECK
- Refutation
- K(e);P-FLIGHT,P_SPINS(c),XS(D)
- Try
- R(F);CHECK
- Refutation
- K(e);P-FLIGHT,P_SPINS(c)
- Try
- R(F);CHECK
- Refutation
- K(e);P-FLIGHT,P_SPINS(c)
- Try
- R(F);CHECK
- Vars
- K(e);P-FLIGHT,P_SPINS(c)::QAR2(B)
- Refutation
- K(e);P-FLIGHT,P_SPINS(c),XS(D)
- Try
- R(F);CHECK
- Vars
- K(e);P-FLIGHT,P_SPINS(c)::QAR2(B)
- Refutation
- K(e);P-FLIGHT,P_SPINS(c),XS(D)
- Try
- Q(B);XS(c)
- Threat
- DUALS(5)
- Refutation
- B(f);XQ(B)
- Try
- Actual
- S(D);
- Threat
- B(H)+R(F),XS(c)
- Vars
- K(e);P_SPINS(c),S_FLIGHT::R(F)
- K(e);P_SPINS(c),S_FLIGHT,XS(D)::B(H)+R(F)
- S(c);::S(D)
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).