MESON Chess Problem Database
Problem Display
PID: 194132 (8/K7/2b5/1R6/pNkpp3/Q7/8/8 w - - 0 1)
Mortriner, Lucius
Our Young People, 1917
#2
4 + 5
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...e3
- 2.Qd3#
- 1...e3
- Tries
- 1.Sa2?
- threat
- 2.Rc5#
- 1...Kxb5
- 2.Qb4#
- 1...d3
- 2.Qb4#
- 2.Qc5#
- 2.Qxa4#
- 1...Bxb5!
- threat
- 1.Sc2?
- threat
- 2.Rc5#
- 1...Kxb5
- 2.Qb4#
- 1...Bxb5!
- threat
- 1.Sd3?
- threat
- 2.Rc5#
- 1...Kxb5
- 2.Qb4#
- 2.Qc5#
- 1...Bxb5!
- threat
- 1.Sa6?
- threat
- 2.Rc5#
- 1...Kxb5
- 2.Qb4#
- 2.Qc5#
- 1...d3
- 2.Qb4#
- 2.Qc5#
- 1...Bxb5!
- threat
- 1.Qa2+?
- 1...Kc3
- 2.Qc2#
- 1...Kxb5!
- 1...Kc3
- 1.Sa2?
- Keys
- 1.Sd5!
- threat
- 2.Rc5#
- 1...Kxb5
- 2.Qb4#
- 1...Bxb5
- 2.Sb6#
- 1...d3
- 2.Qb4#
- 2.Qc5#
- 2.Qxa4#
- threat
- 1.Sd5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- P(d);N_GUARD::QAB1(A)
- Tries
- Try
- S(B);
- Threat
- R1(C)
- Vars
- K(b);S_FLIGHT,XR(C)::QAR1(A)
- Refutation
- B(e);XR(C)
- Try
- S(B);
- Threat
- R1(C)
- Vars
- K(b);S_FLIGHT,XR(C)::QAR1(A)
- Refutation
- B(e);XR(C)
- Try
- S(B);
- Threat
- R1(C)
- Refutation
- B(e);XR(C)
- Try
- S(B);
- Threat
- R1(C)
- Refutation
- B(e);XR(C)
- Try
- Q(A);CHECK
- Vars
- K(b);P-FLIGHT::QAR1(A)
- Refutation
- K(b);S_FLIGHT,XR(C)
- Try
- Actual
- S(B);
- Threat
- R1(C)
- Vars
- K(b);S_FLIGHT,XR(C)::QAR1(A)
- B(e);SBLOCK,XR(C)::S(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).