MESON Chess Problem Database
Problem Display
PID: 244515 (4b2K/6p1/7k/8/6B1/4R1Q1/8/8 w - - 0 1)
Fomichev, Evgeny Vasilevich
Kudesnik, 2017
#2
4 + 3
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bg6
- 2.Qf4#
- 1...g6
- 2.Qh4#
- 1...Bg6
- Tries
- 1.Bd1?
- threat
- 2.Qxg7#
- 1...Bg6
- 2.Qf4#
- 1...g6
- 2.Qh4#
- 1...g5!
- threat
- 1.Be2?
- threat
- 2.Qxg7#
- 1...Bg6
- 2.Qf4#
- 1...g6
- 2.Qh4#
- 1...g5!
- threat
- 1.Bf3?
- threat
- 2.Qxg7#
- 1...Bg6
- 2.Qf4#
- 1...g6
- 2.Qh4#
- 1...g5!
- threat
- 1.Re6+?
- 1...Bg6
- 2.Qf4#
- 2.Qh4#
- 2.Qe3#
- 1...g6
- 2.Qf4#
- 2.Qh4#
- 2.Qe3#
- 1...Kg5!
- 1...Bg6
- 1.Qf4+?
- 1...Kg6
- 2.Re6#
- 1...g5!
- 1...Kg6
- 1.Qh4+?
- 1...Bh5
- 2.Qxh5#
- 1...Kg6!
- 1...Bh5
- 1.Bd1?
- Keys
- 1.Qe5!
- threat
- 2.Qxg7#
- 1...Kg6
- 2.Qxg7#
- 1...Bg6
- 2.Qf4#
- 1...g5
- 2.Qg7#
- 1...g6
- 2.Rh3#
- threat
- 1.Qe5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- B(c);SBLOCK,S_CUTP(b)::QAB(B)
- P(b);SBLOCK,S_CUTB(c)::QAR2(B)
- Tries
- Try
- B(C);
- Threat
- QAB1(B),XP(b)
- Vars
- B(c);SBLOCK,S_CUTP(b)::QAB(B)
- P(b);SBLOCK,S_CUTB(c)::QAR2(B)
- Refutation
- P(b);
- Try
- B(C);
- Threat
- QAB1(B),XP(b)
- Vars
- B(c);SBLOCK,S_CUTP(b)::QAB(B)
- P(b);SBLOCK,S_CUTB(c)::QAR2(B)
- Refutation
- P(b);
- Try
- B(C);
- Threat
- QAB1(B),XP(b)
- Vars
- B(c);SBLOCK,S_CUTP(b)::QAB(B)
- P(b);SBLOCK,S_CUTB(c)::QAR2(B)
- Refutation
- P(b);
- Try
- R(A);CHECK
- Refutation
- K(a);S_FLIGHT
- Try
- Q(B);CHECK
- Vars
- K(a);P-FLIGHT::R(A)
- Refutation
- P(b);P_SPINP(b)
- Try
- Q(B);CHECK
- Vars
- B(c);N_GUARD,P_SPINB(c)::QAR1(B),XB(c)
- Refutation
- K(a);P-FLIGHT
- Try
- Actual
- Q(B);
- Threat
- QAB1(B),XP(b)
- Vars
- K(a);P-FLIGHT::QAR1(B),XP(b)
- B(c);SBLOCK,S_CUTP(b)::QAB(B)
- P(b);::QAB1(B)
- P(b);SBLOCK,S_CUTB(c)::R(A)
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).