MESON Chess Problem Database
Problem Display
PID: 187648 (4Q3/5n2/5P1p/1K1PR1pk/8/6Pp/1p5P/1B6 w - - 0 1)
Kubbel, Leonid Ivanovich (AKA Kubbel, Karl Artur Leonid)
Source?, 1909
#2
8 + 6
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Tries
- 1.Re2?
- 1...g4
- 2.Re5#
- 1...Kg4!
- 1...g4
- 1.Re3?
- 1...g4
- 2.Re5#
- 1...Kg4!
- 1...g4
- 1.Re4?
- threat
- 2.Qxf7#
- 1...g4
- 2.Re5#
- 1...Kg6!
- threat
- 1.Rf5?
- 1...Kg4
- 2.Qe2#
- 1...Kg6!
- 1...Kg4
- 1.Re6?
- 1...g4
- 2.Re5#
- 1...Kg4!
- 1...g4
- 1.Re7?
- 1...g4
- 2.Re5#
- 1...Kg4!
- 1...g4
- 1.Re2?
- Keys
- 1.Re1!
- 1...Kg4
- 2.Qe2#
- 1...g4
- 2.Re5#
- 1...Kg4
- 1.Re1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- R(F);N_PINP(c)
- Vars
- P(c);OGATEB,SBLOCK::R(F)
- Refutation
- K(d);N_SPINS(f),S_FLIGHT
- Try
- R(F);N_PINP(c)
- Vars
- P(c);OGATEB,SBLOCK::R(F)
- Refutation
- K(d);N_SPINS(f),S_FLIGHT
- Try
- R(F);N_PINP(c)
- Threat
- QAB(H),XS(f)
- Vars
- P(c);OGATEB,SBLOCK::R(F)
- Refutation
- K(d);S_FLIGHT
- Try
- R(F);
- Vars
- K(d);N_SPINP(c),N_SPINS(f),S_FLIGHT::QAB(H)
- Refutation
- K(d);N_SPINP(c),S_FLIGHT
- Try
- R(F);N_PINP(c)
- Vars
- P(c);OGATEB,SBLOCK::R(F)
- Refutation
- K(d);N_SPINS(f),S_FLIGHT
- Try
- R(F);N_PINP(c)
- Vars
- P(c);OGATEB,SBLOCK::R(F)
- Refutation
- K(d);N_SPINS(f),S_FLIGHT
- Try
- Actual
- R(F);N_PINP(c)
- Vars
- K(d);N_SPINS(f),S_FLIGHT::QAB(H)
- P(c);OGATEB,SBLOCK::R(F)
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).