MESON Chess Problem Database
Problem Display
PID: 181830 (8/8/2Qp4/2b5/3k1B2/P2p4/3N4/3K4 w - - 0 1)
van Dijk, Johannes
De Telegraaf, 1905
#2
5 + 4
| 5454 | Near Snap | 2018 |
| 3713 | Snap | 2018 |
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Bxa3
- 2.Sb3#
- 2.Sf3#
- 2.Qc4#
- 1...Bb4
- 2.Sb3#
- 2.Sf3#
- 2.Qc4#
- 1...Bb6
- 2.Sb3#
- 2.Sf3#
- 2.Qc4#
- 1...Ba7
- 2.Sb3#
- 2.Sf3#
- 2.Qc4#
- 1...d5
- 2.Qf6#
- 1...Bxa3
- Tries
- 1.Ke1?
- 1...Bxa3
- 2.Sb3#
- 2.Sf3#
- 2.Qc4#
- 1...Bb4
- 2.Qc4#
- 1...Bb6
- 2.Sb3#
- 2.Sf3#
- 2.Qc4#
- 1...Ba7
- 2.Sb3#
- 2.Sf3#
- 2.Qc4#
- 1...d5
- 2.Qf6#
- 1...Kc3!
- 1...Bxa3
- 1.Bh6?
- 1...Kc3
- 2.Bg7#
- 1...Bxa3
- 2.Sf3#
- 1...Bb4
- 2.Sf3#
- 1...Bb6
- 2.Sf3#
- 1...Ba7
- 2.Sf3#
- 1...d5
- 2.Qf6#
- 1...Ke5!
- 1...Kc3
- 1.a4?
- 1...Ba3
- 2.Sb3#
- 2.Sf3#
- 2.Qc4#
- 1...Bb4
- 2.Sb3#
- 2.Sf3#
- 2.Qc4#
- 1...Bb6
- 2.Sb3#
- 2.Sf3#
- 2.Qc4#
- 1...Ba7
- 2.Sb3#
- 2.Sf3#
- 2.Qc4#
- 1...d5
- 2.Qf6#
- 1...Kc3!
- 1...Ba3
- 1.Ke1?
- Keys
- 1.Bg5!
- 1...Kc3
- 2.Bf6#
- 1...Ke5
- 2.Qe4#
- 1...Bxa3
- 2.Sf3#
- 1...Bb4
- 2.Sf3#
- 1...Bb6
- 2.Sf3#
- 1...Ba7
- 2.Sf3#
- 1...d5
- 2.Qf6#
- 1...Kc3
- 1.Bg5!
Anticipated by 4806(1891), 82465(1899)
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- P(d);OGATE,SBLOCK::QAB(E)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- B(c);OGATE,P_PINS(B)::QAR1(E)
- P(d);OGATE,SBLOCK::QAB(E)
- Refutation
- K(b);P_SPINB(c),S_FLIGHT
- Try
- B(D);
- Vars
- K(b);P_SPINB(c),S_FLIGHT::B(D)
- B(c);XP(C)::S(B)
- B(c);::S(B)
- P(d);OGATE,SBLOCK::QAB(E)
- Refutation
- K(b);S_FLIGHT
- Try
- P(C);
- Vars
- P(d);OGATE,SBLOCK::QAB(E)
- Refutation
- K(b);P_SPINB(c),S_FLIGHT
- Try
- Actual
- B(D);
- Vars
- K(b);P_SPINB(c),S_FLIGHT::B(D)
- K(b);S_FLIGHT::QAR1(E)
- B(c);XP(C)::S(B)
- B(c);::S(B)
- P(d);OGATE,SBLOCK::QAB(E)
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).