MESON Chess Problem Database
Problem Display
PID: 229685 (8/8/8/8/1Q3B2/p7/kbK5/8 w - - 0 1)
Matthaus, Hans Georg
Deutsche Schachzeitung, 1974
#2
3 + 3
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Ba1
- 2.Qb1#
- 2.Qb3#
- 2.Qc4#
- 1...Bc1
- 2.Qb1#
- 1...Bc3
- 2.Qb1#
- 1...Bd4
- 2.Qb1#
- 1...Be5
- 2.Qb1#
- 1...Bf6
- 2.Qb1#
- 1...Bg7
- 2.Qb1#
- 1...Bh8
- 2.Qb1#
- 1...Ba1
- Tries
- 1.Bc1?
- 1...Bxc1
- 2.Qb1#
- 1...Ba1
- 2.Qxa3#
- 2.Qb1#
- 2.Qb3#
- 2.Qc4#
- 1...Bc3
- 2.Qxa3#
- 2.Qb1#
- 1...Bd4
- 2.Qxa3#
- 2.Qb1#
- 1...Be5
- 2.Qxa3#
- 2.Qb1#
- 1...Bf6
- 2.Qxa3#
- 2.Qb1#
- 1...Bg7
- 2.Qxa3#
- 2.Qb1#
- 1...Bh8
- 2.Qxa3#
- 2.Qb1#
- 1...Ka1!
- 1...Bxc1
- 1.Bd2?
- 1...Ba1
- 2.Qb1#
- 2.Qb3#
- 2.Qc4#
- 1...Bc1
- 2.Qb1#
- 1...Bc3
- 2.Qb1#
- 1...Bd4
- 2.Qb1#
- 1...Be5
- 2.Qb1#
- 1...Bf6
- 2.Qb1#
- 1...Bg7
- 2.Qb1#
- 1...Bh8
- 2.Qb1#
- 1...Ka1!
- 1...Ba1
- 1.Bh2?
- 1...Ba1
- 2.Qb1#
- 2.Qb3#
- 2.Qc4#
- 1...Bc1
- 2.Qb1#
- 1...Bc3
- 2.Qb1#
- 1...Bd4
- 2.Qb1#
- 1...Be5
- 2.Qb1#
- 1...Bf6
- 2.Qb1#
- 1...Bg7
- 2.Qb1#
- 1...Bh8
- 2.Qb1#
- 1...Ka1!
- 1...Ba1
- 1.Be3?
- 1...Ba1
- 2.Qb1#
- 2.Qb3#
- 2.Qc4#
- 1...Bc1
- 2.Qb1#
- 1...Bc3
- 2.Qb1#
- 1...Bd4
- 2.Qb1#
- 1...Be5
- 2.Qb1#
- 1...Bf6
- 2.Qb1#
- 1...Bg7
- 2.Qb1#
- 1...Bh8
- 2.Qb1#
- 1...Ka1!
- 1...Ba1
- 1.Bg3?
- 1...Ba1
- 2.Qb1#
- 2.Qb3#
- 2.Qc4#
- 1...Bc1
- 2.Qb1#
- 1...Bc3
- 2.Qb1#
- 1...Bd4
- 2.Qb1#
- 1...Be5
- 2.Qb1#
- 1...Bf6
- 2.Qb1#
- 1...Bg7
- 2.Qb1#
- 1...Bh8
- 2.Qb1#
- 1...Ka1!
- 1...Ba1
- 1.Bg5?
- 1...Ba1
- 2.Qb1#
- 2.Qb3#
- 2.Qc4#
- 1...Bc1
- 2.Qb1#
- 1...Bc3
- 2.Qb1#
- 1...Bd4
- 2.Qb1#
- 1...Be5
- 2.Qb1#
- 1...Bf6
- 2.Qb1#
- 1...Bg7
- 2.Qb1#
- 1...Bh8
- 2.Qb1#
- 1...Ka1!
- 1...Ba1
- 1.Bd6?
- 1...Ba1
- 2.Qxa3#
- 2.Qb1#
- 2.Qb3#
- 2.Qc4#
- 1...Bc1
- 2.Qb1#
- 1...Bc3
- 2.Qxa3#
- 2.Qb1#
- 1...Bd4
- 2.Qxa3#
- 2.Qb1#
- 1...Be5
- 2.Qxa3#
- 2.Qb1#
- 1...Bf6
- 2.Qxa3#
- 2.Qb1#
- 1...Bg7
- 2.Qxa3#
- 2.Qb1#
- 1...Bh8
- 2.Qxa3#
- 2.Qb1#
- 1...Ka1!
- 1...Ba1
- 1.Bh6?
- 1...Ba1
- 2.Qb1#
- 2.Qb3#
- 2.Qc4#
- 1...Bc1
- 2.Qb1#
- 1...Bc3
- 2.Qb1#
- 1...Bd4
- 2.Qb1#
- 1...Be5
- 2.Qb1#
- 1...Bf6
- 2.Qb1#
- 1...Bg7
- 2.Qb1#
- 1...Bh8
- 2.Qb1#
- 1...Ka1!
- 1...Ba1
- 1.Bc7?
- 1...Ba1
- 2.Qb1#
- 2.Qb3#
- 2.Qc4#
- 1...Bc1
- 2.Qb1#
- 1...Bc3
- 2.Qb1#
- 1...Bd4
- 2.Qb1#
- 1...Be5
- 2.Qb1#
- 1...Bf6
- 2.Qb1#
- 1...Bg7
- 2.Qb1#
- 1...Bh8
- 2.Qb1#
- 1...Ka1!
- 1...Ba1
- 1.Bb8?
- 1...Ba1
- 2.Qb1#
- 2.Qb3#
- 2.Qc4#
- 1...Bc1
- 2.Qb1#
- 1...Bc3
- 2.Qb1#
- 1...Bd4
- 2.Qb1#
- 1...Be5
- 2.Qb1#
- 1...Bf6
- 2.Qb1#
- 1...Bg7
- 2.Qb1#
- 1...Bh8
- 2.Qb1#
- 1...Ka1!
- 1...Ba1
- 1.Qb5?
- 1...Bc1
- 2.Qb1#
- 1...Ba1
- 2.Qc4#
- 2.Qb1#
- 2.Qb3#
- 2.Qd5#
- 1...Bc3
- 2.Qb1#
- 1...Bd4
- 2.Qb1#
- 1...Be5
- 2.Qb1#
- 1...Bf6
- 2.Qb1#
- 1...Bg7
- 2.Qb1#
- 1...Bh8
- 2.Qb1#
- 1...Ka1!
- 1...Bc1
- 1.Qb6?
- 1...Bc1
- 2.Qb1#
- 1...Ba1
- 2.Qb1#
- 2.Qb3#
- 2.Qe6#
- 1...Bc3
- 2.Qb1#
- 1...Bd4
- 2.Qb1#
- 1...Be5
- 2.Qb1#
- 1...Bf6
- 2.Qb1#
- 1...Bg7
- 2.Qb1#
- 1...Bh8
- 2.Qb1#
- 1...Ka1!
- 1...Bc1
- 1.Qb7?
- 1...Bc1
- 2.Qb1#
- 1...Ba1
- 2.Qd5#
- 2.Qb1#
- 2.Qb3#
- 2.Qf7#
- 1...Bc3
- 2.Qb1#
- 1...Bd4
- 2.Qb1#
- 1...Be5
- 2.Qb1#
- 1...Bf6
- 2.Qb1#
- 1...Bg7
- 2.Qb1#
- 1...Bh8
- 2.Qb1#
- 1...Ka1!
- 1...Bc1
- 1.Qb8?
- 1...Bc1
- 2.Qb1#
- 1...Ba1
- 2.Qb1#
- 2.Qb3#
- 2.Qg8#
- 1...Bc3
- 2.Qb1#
- 1...Bd4
- 2.Qb1#
- 1...Be5
- 2.Qb1#
- 1...Bf6
- 2.Qb1#
- 1...Bg7
- 2.Qb1#
- 1...Bh8
- 2.Qb1#
- 1...Ka1!
- 1...Bc1
- 1.Bc1?
- Keys
- 1.Be5!
- 1...Ka1
- 2.Qxa3#
- 1...Bxe5
- 2.Qb1#
- 1...Ba1
- 2.Qb1#
- 2.Qb3#
- 2.Qc4#
- 1...Bc1
- 2.Qb1#
- 2.Qb3#
- 2.Qc4#
- 1...Bc3
- 2.Qb1#
- 1...Bd4
- 2.Qb1#
- 1...Ka1
- 1.Be5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 4
- Sets
- B(b);OGATE::QAB1(B)
- Tries
- Try
- B(C);
- Vars
- B(b);OGATE,XB(C)::QAB1(B)
- Refutation
- K(a);P-FLIGHT
- Try
- B(C);
- Vars
- B(b);OGATE::QAB1(B)
- Refutation
- K(a);P-FLIGHT
- Try
- B(C);
- Vars
- B(b);OGATE::QAB1(B)
- Refutation
- K(a);P-FLIGHT
- Try
- B(C);
- Vars
- B(b);OGATE::QAB1(B)
- Refutation
- K(a);P-FLIGHT
- Try
- B(C);
- Vars
- B(b);OGATE::QAB1(B)
- Refutation
- K(a);P-FLIGHT
- Try
- B(C);
- Vars
- B(b);OGATE::QAB1(B)
- Refutation
- K(a);P-FLIGHT
- Try
- B(C);
- Vars
- B(b);OGATE::QAB1(B)
- Refutation
- K(a);P-FLIGHT
- Try
- B(C);
- Vars
- B(b);OGATE::QAB1(B)
- Refutation
- K(a);P-FLIGHT
- Try
- B(C);
- Vars
- B(b);OGATE::QAB1(B)
- Refutation
- K(a);P-FLIGHT
- Try
- B(C);
- Vars
- B(b);OGATE::QAB1(B)
- Refutation
- K(a);P-FLIGHT
- Try
- Q(B);
- Vars
- B(b);OGATE::QAB1(B)
- Refutation
- K(a);P-FLIGHT
- Try
- Q(B);
- Vars
- B(b);OGATE::QAB1(B)
- Refutation
- K(a);P-FLIGHT
- Try
- Q(B);
- Vars
- B(b);OGATE::QAB1(B)
- Refutation
- K(a);P-FLIGHT
- Try
- Q(B);
- Vars
- B(b);OGATE::QAB1(B)
- Refutation
- K(a);P-FLIGHT
- Try
- Actual
- B(C);
- Vars
- K(a);P-FLIGHT,P_SPINB(b)::QAR2(B),XP(c)
- B(b);OGATE,XB(C)::QAB1(B)
- B(b);OGATE::QAB1(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).