MESON Chess Problem Database
Problem Display
PID: 241983 (5B1K/4Qb2/5Pk1/4R3/8/8/8/8 w - - 0 1)
Szentgyorgy, Erno
Magyar Sakkvilag, 1933
#2
5 + 2
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Ba2
- 2.Qg7#
- 1...Bb3
- 2.Qg7#
- 1...Bc4
- 2.Qg7#
- 1...Bd5
- 2.Qg7#
- 1...Be6
- 2.Qg7#
- 1...Be8
- 2.Qg7#
- 1...Bg8
- 2.Qg7#
- 1...Ba2
- Tries
- 1.Bh6?
- 1...Ba2
- 2.Qg7#
- 1...Bb3
- 2.Qg7#
- 1...Bc4
- 2.Qg7#
- 1...Bd5
- 2.Qg7#
- 1...Be6
- 2.Qg7#
- 1...Be8
- 2.Qg7#
- 1...Bg8
- 2.Qg7#
- 1...Kxh6!
- 1...Ba2
- 1.Ra5?
- 1...Ba2
- 2.Qg7#
- 1...Bb3
- 2.Qg7#
- 1...Bc4
- 2.Qg7#
- 1...Be6
- 2.Qg7#
- 1...Be8
- 2.Qg7#
- 1...Bg8
- 2.Qg7#
- 1...Bd5!
- 1...Ba2
- 1.Rb5?
- 1...Ba2
- 2.Qg7#
- 1...Bb3
- 2.Qg7#
- 1...Bc4
- 2.Qg7#
- 1...Be6
- 2.Qg7#
- 1...Be8
- 2.Qg7#
- 1...Bg8
- 2.Qg7#
- 1...Bd5!
- 1...Ba2
- 1.Rc5?
- 1...Ba2
- 2.Qg7#
- 1...Bb3
- 2.Qg7#
- 1...Bc4
- 2.Qg7#
- 1...Be6
- 2.Qg7#
- 1...Be8
- 2.Qg7#
- 1...Bg8
- 2.Qg7#
- 1...Bd5!
- 1...Ba2
- 1.Rd5?
- 1...Be6
- 2.Qg7#
- 1...Be8
- 2.Qg7#
- 1...Bg8
- 2.Qg7#
- 1...Bxd5!
- 1...Be6
- 1.Qe6?
- threat
- 2.Qf5#
- 1...Be8
- 2.f7#
- 1...Bg8
- 2.f7#
- 1...Bxe6!
- threat
- 1.Qa7?
- 1...Ba2
- 2.Qg7#
- 1...Bb3
- 2.Qg7#
- 1...Bc4
- 2.Qg7#
- 1...Bd5
- 2.Qg7#
- 1...Be6
- 2.Qg7#
- 1...Be8
- 2.Qg7#
- 1...Bg8
- 2.Qg7#
- 1...Kxf6!
- 1...Ba2
- 1.Qb7?
- 1...Ba2
- 2.Qg7#
- 1...Bb3
- 2.Qg7#
- 1...Bc4
- 2.Qg7#
- 1...Bd5
- 2.Qg7#
- 1...Be6
- 2.Qg7#
- 1...Be8
- 2.Qg7#
- 1...Bg8
- 2.Qg7#
- 1...Kxf6!
- 1...Ba2
- 1.Qc7?
- 1...Ba2
- 2.Qg7#
- 1...Bb3
- 2.Qg7#
- 1...Bc4
- 2.Qg7#
- 1...Bd5
- 2.Qg7#
- 1...Be6
- 2.Qg7#
- 1...Be8
- 2.Qg7#
- 1...Bg8
- 2.Qg7#
- 1...Kxf6!
- 1...Ba2
- 1.Bh6?
- Keys
- 1.Qd7!
- threat
- 2.Qf5#
- 1...Kxf6
- 2.Qf5#
- 1...Ba2
- 2.Qg7#
- 1...Bb3
- 2.Qg7#
- 1...Bc4
- 2.Qg7#
- 1...Bd5
- 2.Qg7#
- 1...Be6
- 2.Qg7#
- 1...Be8
- 2.Qg7#
- 1...Bg8
- 2.Qg7#
- threat
- 1.Qd7!
FEATURES
- Static
- TYPE = BLOCK_THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(b);OGATE::QAR1(C)
- Tries
- Try
- B(D);
- Vars
- B(b);OGATE::QAR1(C)
- Refutation
- K(a);P-FLIGHT,XB(D)
- Try
- R(A);
- Vars
- B(b);OGATE::QAR1(C)
- Refutation
- B(b);
- Try
- R(A);
- Vars
- B(b);OGATE::QAR1(C)
- Refutation
- B(b);
- Try
- R(A);
- Vars
- B(b);OGATE::QAR1(C)
- Refutation
- B(b);
- Try
- R(A);
- Vars
- B(b);OGATE::QAR1(C)
- Refutation
- B(b);XR(A)
- Try
- Q(C);
- Threat
- QAB1(C)
- Vars
- B(b);OGATE::QAR(C)+P(B)
- Refutation
- B(b);XQ(C)
- Try
- Q(C);
- Vars
- B(b);OGATE::QAR1(C)
- Refutation
- K(a);P-FLIGHT,XP(B)
- Try
- Q(C);
- Vars
- B(b);OGATE::QAR1(C)
- Refutation
- K(a);P-FLIGHT,XP(B)
- Try
- Q(C);
- Vars
- B(b);OGATE::QAR1(C)
- Refutation
- K(a);P-FLIGHT,XP(B)
- Try
- Actual
- Q(C);
- Threat
- QAB1(C)
- Vars
- K(a);P-FLIGHT,XP(B)::QAR1(C)
- B(b);OGATE::QAR1(C)
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).