MESON Chess Problem Database
Problem Display
PID: 206407 (8/B2K4/8/1p1k1p2/br1n1P2/1nbQ4/B7/2R5 w - - 0 1)
van Dijk, Johannes
De Maasbode, 1925
#2
6 + 8
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Ba1
- 2.Rc5#
- 1...Be1
- 2.Rc5#
- 1...Bb2
- 2.Rc5#
- 1...Bd2
- 2.Rc5#
- 1...Ba1
- Tries
- 1.Bb6?
- 1...Ba1
- 2.Rc5#
- 1...Be1
- 2.Rc5#
- 1...Bb2
- 2.Rc5#
- 1...Bd2
- 2.Rc5#
- 1...Rc4!
- 1...Ba1
- 1.Rc2?
- 1...Ba1
- 2.Rc5#
- 1...Be1
- 2.Rc5#
- 1...Bb2
- 2.Rc5#
- 1...Bd2
- 2.Rc5#
- 1...Rc4!
- 1...Ba1
- 1.Qe2?
- 1...Rc4
- 2.Qe5#
- 1...Ba1
- 2.Rc5#
- 2.Qe5#
- 1...Be1
- 2.Rc5#
- 2.Qe5#
- 1...Bb2
- 2.Rc5#
- 2.Qe5#
- 1...Bd2
- 2.Rc5#
- 2.Qe5#
- 1...Sc2
- 2.Qe6#
- 1...Sf3
- 2.Qe6#
- 1...Sc6
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Sxe2!
- 1...Rc4
- 1.Qf3+?
- 1...Kc4
- 2.Rxc3#
- 1...Sxf3!
- 1...Kc4
- 1.Bb6?
- Keys
- 1.Qe3!
- 1...Kc4
- 2.Qxd4#
- 1...Rc4
- 2.Qe5#
- 1...Ba1
- 2.Rc5#
- 2.Qe5#
- 1...Be1
- 2.Rc5#
- 2.Qe5#
- 1...Bb2
- 2.Rc5#
- 2.Qe5#
- 1...Bd2
- 2.Rc5#
- 2.Qe5#
- 1...Sc2
- 2.Qe6#
- 1...Se2
- 2.Qe6#
- 1...Sf3
- 2.Qe6#
- 1...Sc6
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Kc4
- 1.Qe3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 4
- Sets
- B(b);OGATE::R1(A)
- Tries
- Try
- B(E);
- Vars
- B(b);OGATE::R1(A)
- Refutation
- R(d);N_SPINS(a),P_SPINS(e)
- Try
- R(A);
- Vars
- B(b);OGATE::R1(A)
- Refutation
- R(d);N_SPINS(a),P_SPINS(e)
- Try
- Q(C);
- Vars
- R(d);N_SPINS(a),SBLOCK::QAR1(C)
- S(e);N_GUARD::QAB1(C)
- S(e);N_GUARD::QAB1(C),XS(e)
- Refutation
- S(e);XQ(C)
- Try
- Q(C);CHECK
- Vars
- K(g);P_SPINB(b),S_FLIGHT::R1(A),XB(b)
- Refutation
- S(e);XQ(C)
- Try
- Actual
- Q(C);
- Vars
- K(g);P_SPINB(b),S_FLIGHT::QAR1(C),XS(e)
- R(d);N_SPINS(a),SBLOCK::QAR1(C)
- S(e);N_GUARD::QAB1(C)
- S(e);N_GUARD::QAB1(C),XS(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).