MESON Chess Problem Database
Problem Display
PID: 231051 (8/3Q4/3B4/2PpP3/2pkp3/8/2PPP3/3n2K1 w - - 0 1)
Uris, Miguel
ChessStar, 2018
#2
8 + 5
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sb2
- 2.c3#
- 2.e3#
- 1...Sf2
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.e3#
- 1...Se3
- 2.c3#
- 1...c3
- 2.Qa4#
- 1...e3
- 2.Qg4#
- 1...Sb2
- Tries
- 1.Kf1?
- 1...c3
- 2.Qa4#
- 1...e3
- 2.Qg4#
- 1...Sb2
- 2.c3#
- 2.e3#
- 1...Sf2
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.e3#
- 1...Se3+!
- 1...c3
- 1.Kh1?
- 1...c3
- 2.Qa4#
- 1...e3
- 2.Qg4#
- 1...Sb2
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.e3#
- 1...Se3
- 2.c3#
- 1...Sf2+!
- 1...c3
- 1.Kg2?
- 1...c3
- 2.Qa4#
- 1...e3
- 2.Qg4#
- 1...Sb2
- 2.c3#
- 2.e3#
- 1...Sf2
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.e3#
- 1...Se3+!
- 1...c3
- 1.Qh3?
- 1...e3
- 2.Qg4#
- 2.Qh4#
- 1...Sb2
- 2.Qc3#
- 2.Qe3#
- 2.c3#
- 2.e3#
- 1...Sf2
- 2.Qc3#
- 2.Qe3#
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.Qxc3#
- 2.Qe3#
- 2.dxc3#
- 2.e3#
- 1...Se3
- 2.Qxe3#
- 2.c3#
- 1...c3!
- 1...e3
- 1.Qa4?
- 1...Sb2
- 2.c3#
- 2.e3#
- 1...Sf2
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.e3#
- 1...Se3
- 2.c3#
- 1...e3!
- 1...Sb2
- 1.Qg4?
- 1...Sb2
- 2.c3#
- 2.e3#
- 1...Sf2
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.e3#
- 1...Se3
- 2.c3#
- 1...c3!
- 1...Sb2
- 1.Qb5?
- 1...Sb2
- 2.c3#
- 2.e3#
- 1...Sf2
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.e3#
- 1...Se3
- 2.c3#
- 1...c3
- 2.Qa4#
- 2.Qb4#
- 1...e3!
- 1...Sb2
- 1.Qf5?
- 1...Sb2
- 2.c3#
- 2.e3#
- 1...Sf2
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.e3#
- 1...Se3
- 2.c3#
- 1...e3
- 2.Qg4#
- 2.Qf4#
- 1...c3!
- 1...Sb2
- 1.Qc6?
- 1...c3
- 2.Qa4#
- 1...Sb2
- 2.c3#
- 2.e3#
- 1...Sf2
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.e3#
- 1...Se3
- 2.c3#
- 1...e3!
- 1...c3
- 1.Qe6?
- 1...e3
- 2.Qg4#
- 1...Sb2
- 2.c3#
- 2.e3#
- 1...Sf2
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.e3#
- 1...Se3
- 2.c3#
- 1...c3!
- 1...e3
- 1.Qc8?
- 1...e3
- 2.Qg4#
- 1...Sb2
- 2.c3#
- 2.e3#
- 1...Sf2
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.e3#
- 1...Se3
- 2.c3#
- 1...c3!
- 1...e3
- 1.Qe8?
- 1...c3
- 2.Qa4#
- 1...Sb2
- 2.c3#
- 2.e3#
- 1...Sf2
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.e3#
- 1...Se3
- 2.c3#
- 1...e3!
- 1...c3
- 1.Qa7?
- threat
- 2.c6#
- 1...c3
- 2.Qa4#
- 1...e3!
- threat
- 1.Qb7?
- 1...c3
- 2.Qb4#
- 1...Sb2
- 2.c3#
- 2.e3#
- 1...Sf2
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.e3#
- 1...Se3
- 2.c3#
- 1...e3!
- 1...c3
- 1.Qe7?
- 1...e3
- 2.Qh4#
- 1...Sb2
- 2.c3#
- 2.e3#
- 1...Sf2
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.e3#
- 1...Se3
- 2.c3#
- 1...c3!
- 1...e3
- 1.Qf7?
- 1...e3
- 2.Qf4#
- 1...Sb2
- 2.c3#
- 2.e3#
- 1...Sf2
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.e3#
- 1...Se3
- 2.c3#
- 1...c3!
- 1...e3
- 1.Qg7?
- threat
- 2.e6#
- 1...e3
- 2.Qg4#
- 1...c3!
- threat
- 1.Qh7?
- 1...Sb2
- 2.c3#
- 2.e3#
- 1...Sf2
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.e3#
- 1...Se3
- 2.c3#
- 1...e3
- 2.Qh4#
- 1...c3!
- 1...Sb2
- 1.Qd8?
- 1...e3
- 2.Qh4#
- 1...Sb2
- 2.c3#
- 2.e3#
- 1...Sf2
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.e3#
- 1...Se3
- 2.c3#
- 1...c3!
- 1...e3
- 1.c6?
- threat
- 2.Qa7#
- 1...e3
- 2.Qg4#
- 1...c3!
- threat
- 1.e6?
- threat
- 2.Qg7#
- 1...c3
- 2.Qa4#
- 1...e3!
- threat
- 1.Kf1?
- Keys
- 1.Kh2!
- 1...c3
- 2.Qa4#
- 1...e3
- 2.Qg4#
- 1...Sb2
- 2.c3#
- 2.e3#
- 1...Sf2
- 2.c3#
- 2.e3#
- 1...Sc3
- 2.e3#
- 1...Se3
- 2.c3#
- 1...c3
- 1.Kh2!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::P(D)
- S(a);N_GUARD::P(B)
- P(b);OGATEB::QAR(H)
- P(d);OGATEB::QAR(H)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- P(b);OGATEB::QAR(H)
- P(d);OGATEB::QAR(H)
- S(a);N_GUARD::P(D)
- Refutation
- S(a);CHECK
- Try
- K(A);P-FLIGHT
- Vars
- P(b);OGATEB::QAR(H)
- P(d);OGATEB::QAR(H)
- S(a);N_GUARD::P(D)
- S(a);N_GUARD::P(B)
- Refutation
- S(a);CHECK
- Try
- K(A);P-FLIGHT
- Vars
- P(b);OGATEB::QAR(H)
- P(d);OGATEB::QAR(H)
- S(a);N_GUARD::P(D)
- Refutation
- S(a);CHECK
- Try
- Q(H);
- Refutation
- P(b);
- Try
- Q(H);P_PINP(b)
- Vars
- S(a);N_GUARD::P(D)
- S(a);N_GUARD::P(B)
- Refutation
- P(d);
- Try
- Q(H);P_PINP(d)
- Vars
- S(a);N_GUARD::P(D)
- S(a);N_GUARD::P(B)
- Refutation
- P(b);
- Try
- Q(H);
- Vars
- S(a);N_GUARD::P(D)
- S(a);N_GUARD::P(B)
- Refutation
- P(d);
- Try
- Q(H);
- Vars
- S(a);N_GUARD::P(D)
- S(a);N_GUARD::P(B)
- Refutation
- P(b);
- Try
- Q(H);
- Vars
- P(b);OGATEB::QAR(H)
- S(a);N_GUARD::P(D)
- S(a);N_GUARD::P(B)
- Refutation
- P(d);
- Try
- Q(H);
- Vars
- P(d);OGATEB::QAR(H)
- S(a);N_GUARD::P(D)
- S(a);N_GUARD::P(B)
- Refutation
- P(b);
- Try
- Q(H);
- Vars
- P(d);OGATEB::QAR(H)
- S(a);N_GUARD::P(D)
- S(a);N_GUARD::P(B)
- Refutation
- P(b);
- Try
- Q(H);
- Vars
- P(b);OGATEB::QAR(H)
- S(a);N_GUARD::P(D)
- S(a);N_GUARD::P(B)
- Refutation
- P(d);
- Try
- Q(H);
- Threat
- QAB(H)+P(E)
- Vars
- P(b);OGATEB::QAR(H)
- Refutation
- P(d);
- Try
- Q(H);
- Vars
- P(b);OGATEB::QAR2(H)
- S(a);N_GUARD::P(D)
- S(a);N_GUARD::P(B)
- Refutation
- P(d);
- Try
- Q(H);
- Vars
- P(d);OGATEB::QAR(H)
- S(a);N_GUARD::P(D)
- S(a);N_GUARD::P(B)
- Refutation
- P(b);
- Try
- Q(H);
- Vars
- P(d);OGATEB::QAR2(H)
- S(a);N_GUARD::P(D)
- S(a);N_GUARD::P(B)
- Refutation
- P(b);
- Try
- Q(H);
- Threat
- QAB(H)+P(F)
- Vars
- P(d);OGATEB::QAR(H)
- Refutation
- P(b);
- Try
- Q(H);
- Vars
- S(a);N_GUARD::P(D)
- S(a);N_GUARD::P(B)
- P(d);OGATEB::QAR(H)
- Refutation
- P(b);
- Try
- Q(H);
- Vars
- P(d);OGATEB::QAR(H)
- S(a);N_GUARD::P(D)
- S(a);N_GUARD::P(B)
- Refutation
- P(b);
- Try
- P(E);
- Threat
- QAB(H)
- Vars
- P(d);OGATEB::QAR(H)
- Refutation
- P(b);
- Try
- P(F);
- Threat
- QAB(H)
- Vars
- P(b);OGATEB::QAR(H)
- Refutation
- P(d);
- Try
- Actual
- K(A);S_FLIGHT
- Vars
- P(b);OGATEB::QAR(H)
- P(d);OGATEB::QAR(H)
- S(a);N_GUARD::P(D)
- S(a);N_GUARD::P(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).