MESON Chess Problem Database
Problem Display
PID: 232951 (1k6/1p1K4/1N6/8/4B3/8/8/1Q6 w - - 0 1)
Grassano, Carlos A
Kudesnik, 2013
#2
4 + 2
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Tries
- 1.Sa4?
- threat
- 2.Qxb7#
- 1...Ka7
- 2.Qxb7#
- 1...Ka8
- 2.Qxb7#
- 1...b6
- 2.Qxb6#
- 1...b5!
- threat
- 1.Sc4?
- threat
- 2.Qxb7#
- 1...Ka7
- 2.Qxb7#
- 1...Ka8
- 2.Qxb7#
- 1...b6
- 2.Qxb6#
- 1...b5!
- threat
- 1.Sa8?
- threat
- 2.Qxb7#
- 1...Ka7
- 2.Qxb7#
- 1...Kxa8
- 2.Qxb7#
- 1...b6
- 2.Qxb6#
- 1...b5!
- threat
- 1.Sa4?
- Keys
- 1.Sc8!
- threat
- 2.Qxb7#
- 1...Ka8
- 2.Qxb7#
- 1...b5
- 2.Qxb5#
- 1...b6
- 2.Qxb6#
- threat
- 1.Sc8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(C);P_PINP(a)
- Threat
- QAR1(A),XP(a)
- Vars
- K(b);N_SPINP(a),S_FLIGHT::QAR1(A),XP(a)
- K(b);P-FLIGHT::QAB1(A),XP(a)
- P(a);OGATEB::QAR2(A),XP(a)
- Refutation
- P(a);
- Try
- S(C);P_PINP(a)
- Threat
- QAR1(A),XP(a)
- Vars
- K(b);N_SPINP(a),S_FLIGHT::QAR1(A),XP(a)
- K(b);P-FLIGHT::QAB1(A),XP(a)
- P(a);OGATEB::QAR2(A),XP(a)
- Refutation
- P(a);
- Try
- S(C);P_PINP(a)
- Threat
- QAR1(A),XP(a)
- Vars
- K(b);N_SPINP(a),S_FLIGHT::QAR1(A),XP(a)
- K(b);P-FLIGHT,XS(C)::QAB1(A),XP(a)
- P(a);OGATEB::QAR2(A),XP(a)
- Refutation
- P(a);
- Try
- Actual
- S(C);P_PINP(a)
- Threat
- QAR1(A),XP(a)
- Vars
- K(b);P-FLIGHT::QAB1(A),XP(a)
- P(a);OGATEB::QAR(A),XP(a)
- P(a);OGATEB::QAR2(A),XP(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).