MESON Chess Problem Database
Problem Display
PID: 10413 (KB6/5P1b/1RNNp2R/p2k4/2pP4/1q3p2/6Q1/4rB2 w - - 0 1)
Schneider, Michael
1st Prize, Main-Post, 1964
#2
10 + 8
| 5862 | An ABC of Chess Problems | 1970 |
| 4640 | Chess Wizardry: The New ABC of Chess Problems | 1996 |
SOLUTION
- SOUND
- Sets
- 1...Qd1
- 2.Bxc4#
- 1...Qb1
- 2.Bxc4#
- 1...Qb2
- 2.Bxc4#
- 1...Qa3
- 2.Bxc4#
- 1...Qe3
- 2.Bxc4#
- 1...Qd1
- Tries
- 1.Qd2?
- threat
- 2.Se7#
- 1...Qd3
- 2.Qxa5#
- 1...Bd3!
- threat
- 1.Qf2?
- threat
- 2.Se7#
- 1...Qe3
- 2.Bxc4#
- 1...Re3!
- threat
- 1.Qg4?
- threat
- 2.Se7#
- 1...Be4
- 2.Qxe6#
- 1...Re4!
- threat
- 1.Qg7?
- threat
- 2.Se7#
- 1...Re5
- 2.Qxe5#
- 1...e5!
- threat
- 1.Qd2?
- Keys
- 1.Qb2!
- threat
- 2.Se7#
- 1...Qxb2
- 2.Bxc4#
- 1...Qc3
- 2.Qb5#
- 1...c3
- 2.Qxb3#
- threat
- 1.Qb2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 4
- Sets
- Q(b);N_GUARD::B(A),XP(d)
- Tries
- Try
- Q(B);N_PINP(c)
- Threat
- S(E)
- Vars
- Q(b);N_GUARD::QAR(B),XP(e)
- Refutation
- B(h);
- Try
- Q(B);N_PINP(c)
- Threat
- S(E)
- Vars
- Q(b);N_GUARD::B(A),XP(d)
- Refutation
- R(a);
- Try
- Q(B);N_PINP(c)
- Threat
- S(E)
- Vars
- B(h);S_CUTR(a)::QAB1(B),XP(g)
- Refutation
- R(a);
- Try
- Q(B);N_PINP(c)
- Threat
- S(E)
- Vars
- R(a);N_GUARD::QAR1(B),XR(a)
- Refutation
- P(g);
- Try
- Actual
- Q(B);N_PINP(c)
- Threat
- S(E)
- Vars
- Q(b);N_GUARD,XQ(B)::B(A),XP(d)
- Q(b);OGATE::QAR2(B)
- P(d);OGATEB::QAB(B),XQ(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).