MESON Chess Problem Database
Problem Display
PID: 243659 (8/1K1Nn2b/3p4/b4Q1n/1p1kpp2/1R6/1N6/2B4B w - - 0 1)
Banaszek, Marcin
Szachy, 1971
#2
7 + 9
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bg8
- 2.Qxe4#
- 1...Sg6
- 2.Qxe4#
- 1...e3
- 2.Rd3#
- 1...f3
- 2.Be3#
- 1...d5
- 2.Qe5#
- 1...Bg8
- Tries
- 1.Qe6?
- threat
- 2.Qc4#
- 1...Bg8
- 2.Qxe4#
- 1...d5
- 2.Qe5#
- 1...Sd5!
- threat
- 1.Qb5?
- threat
- 2.Qc4#
- 1...d5
- 2.Qc5#
- 1...Bg8!
- threat
- 1.Qxh5?
- threat
- 2.Qd1#
- 1...f3
- 2.Be3#
- 1...e3!
- threat
- 1.Qf6+?
- 1...Kd5
- 2.Rd3#
- 1...Sxf6!
- 1...Kd5
- 1.Qe6?
- Keys
- 1.Qg4!
- threat
- 2.Qd1#
- 1...Kd5
- 2.Rd3#
- 1...e3
- 2.Bxe3#
- 1...f3
- 2.Rd3#
- threat
- 1.Qg4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 3
- Sets
- B(i);N_GUARD::QAR1(E),XP(c)
- S(h);S_CUTB(i)::QAR1(E),XP(c)
- P(c);N_GUARD::R1(D)
- P(d);N_GUARD::B(A)
- P(g);N_GUARD::QAB1(E)
- Tries
- Try
- Q(E);
- Threat
- QAR1(E)
- Vars
- B(i);N_GUARD::QAR1(E),XP(c)
- P(g);N_GUARD::QAB1(E)
- Refutation
- S(h);
- Try
- Q(E);
- Threat
- QAR1(E)
- Vars
- P(g);N_GUARD::QAB1(E)
- Refutation
- B(i);
- Try
- Q(E);XS(f)
- Threat
- QAR(E)
- Vars
- P(d);N_GUARD::B(A)
- Refutation
- P(c);
- Try
- Q(E);CHECK
- Vars
- K(b);P-FLIGHT,P_SPINP(c)::R(D)
- Refutation
- S(f);XQ(E)
- Try
- Actual
- Q(E);
- Threat
- QAR(E)
- Vars
- K(b);P-FLIGHT,P_SPINP(c)::R(D)
- P(c);P_SPINP(d)::B(A),XP(c)
- P(d);P_SPINP(c)::R1(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).