MESON Chess Problem Database
Problem Display
PID: 261032 (2k1N3/1pP5/1R5b/1B2N3/8/7b/8/K7 w - - 0 1)
Dyachuk, Vasyl Vasilovich
4th Prize, Gravyura, 2019
#2
6 + 4
| 5454 | Near Snap | 2022 |
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Bf1
- 2.Bd7#
- 1...Bg2
- 2.Bd7#
- 1...Bd7
- 2.Bxd7#
- 1...Bf1
- Tries
- 1.Ba6?
- threat
- 2.Bxb7#
- 1...bxa6
- 2.Rb8#
- 1...Bg2!
- threat
- 1.Ra6?
- threat
- 2.Ra8#
- 1...bxa6
- 2.Bxa6#
- 1...b6!
- threat
- 1.Rc6?
- threat
- 2.Sd6#
- 1...bxc6
- 2.Ba6#
- 1...Bf8!
- threat
- 1.Rd6?
- threat
- 2.Rd8#
- 1...b6
- 2.Ba6#
- 1...Bd7
- 2.Bxd7#
- 1...Bg5!
- threat
- 1.Re6?
- threat
- 2.Bd7#
- 1...b6
- 2.Ba6#
- 1...Bxe6!
- threat
- 1.Rxb7?
- threat
- 2.Sd6#
- 2.Rb8#
- 1...Bf8
- 2.Rb8#
- 1...Kxb7!
- threat
- 1.Ba6?
- Keys
- 1.Bc6!
- threat
- 2.Bxb7#
- 1...bxc6
- 2.Rb8#
- 1...Bg2
- 2.Bd7#
- threat
- 1.Bc6!
Anticipated by 35213(1995)
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 2
- Sets
- B(a);N_GUARD::B(B)
- B(a);N_GUARD::B(B),XB(a)
- Tries
- Try
- B(B);P_PINP(c)
- Threat
- B(B),XP(c)
- Vars
- P(c);N_SPINP(c),OGATE,XB(B)::R1(D)
- Refutation
- B(a);
- Try
- R(D);
- Threat
- R(D)
- Vars
- P(c);OGATE,XR(D)::B(B),XP(c)
- Refutation
- P(c);
- Try
- R(D);
- Threat
- S(F)
- Vars
- P(c);OGATEB,XR(D)::B(B)
- Refutation
- B(b);
- Try
- R(D);
- Threat
- R1(D)
- Vars
- P(c);OGATEB::B(B)
- B(a);N_GUARD::B(B),XB(a)
- Refutation
- B(b);
- Try
- R(D);
- Threat
- B(B)
- Vars
- P(c);OGATEB::B(B)
- Refutation
- B(a);XR(D)
- Try
- R(D);XP(c)
- Threat
- DUALS(2)
- Vars
- B(b);::R1(D)
- Refutation
- K(d);S_FLIGHT,XR(D)
- Try
- Actual
- B(B);
- Threat
- B(B),XP(c)
- Vars
- P(c);OGATE,XB(B)::R1(D)
- B(a);N_GUARD::B(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).