MESON Chess Problem Database
Problem Display
PID: 140400 (8/8/1Qp5/5N2/2kp4/5N2/P2P4/2K5 w - - 0 1)
Ellerman, Arnoldo
La Vida Moderna, 1911
#2
6 + 3
SOLUTION
- SOUND
- Sets
- 1...d3
- 2.Se3#
- 1...c5
- 2.Qb3#
- 1...d3
- Tries
- 1.Kd1?
- 1...Kd3
- 2.Qxd4#
- 1...d3
- 2.Se3#
- 1...c5
- 2.Qb3#
- 1...Kd5!
- 1...Kd3
- 1.Se1?
- 1...d3
- 2.Se3#
- 1...c5
- 2.Qb3#
- 1...Kd5!
- 1...d3
- 1.Sg1?
- 1...Kd3
- 2.Qxd4#
- 1...d3
- 2.Se3#
- 1...c5
- 2.Qb3#
- 1...Kd5!
- 1...Kd3
- 1.S5xd4?
- 1...Kd5
- 2.Qxc6#
- 1...c5
- 2.Qb3#
- 1...Kd3!
- 1...Kd5
- 1.Sd6+?
- 1...Kd3
- 2.Qa6#
- 1...Kd5!
- 1...Kd3
- 1.Kd1?
- Keys
- 1.Sg5!
- 1...Kd3
- 2.Qa6#
- 1...Kd5
- 2.Qxd4#
- 1...d3
- 2.Se3#
- 1...c5
- 2.Qb3#
- 1...Kd3
- 1.Sg5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- P(b);N_GUARD,SBLOCK::S(E)
- P(c);SBLOCK::QAB1(F)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- K(a);S_FLIGHT::QAR1(F),XP(b)
- P(b);N_GUARD,SBLOCK::S(E)
- P(c);SBLOCK::QAB1(F)
- Refutation
- K(a);S_FLIGHT
- Try
- S(D);
- Vars
- P(b);N_GUARD::S(E)
- P(c);SBLOCK::QAB1(F)
- Refutation
- K(a);S_FLIGHT
- Try
- S(D);
- Vars
- K(a);S_FLIGHT::QAR1(F),XP(b)
- P(b);N_GUARD,SBLOCK::S(E)
- P(c);SBLOCK::QAB1(F)
- Refutation
- K(a);S_FLIGHT
- Try
- S(E);XP(b)
- Vars
- K(a);S_FLIGHT::QAB1(F),XP(c)
- P(c);SBLOCK::QAB1(F)
- Refutation
- K(a);S_FLIGHT
- Try
- S(E);CHECK
- Vars
- K(a);S_FLIGHT::QAB(F)
- Refutation
- K(a);S_FLIGHT
- Try
- Actual
- S(D);
- Vars
- K(a);S_FLIGHT::QAB(F)
- K(a);S_FLIGHT::QAR1(F),XP(b)
- P(b);N_GUARD,SBLOCK::S(E)
- P(c);SBLOCK::QAB1(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).