MESON Chess Problem Database
Problem Display
PID: 189762 (rb2NK2/r2p4/p7/Pk2P1R1/1P6/2PpPBQ1/1N6/5b2 w - - 0 1)
van Dijk, Johannes
Tijdschrift vd NSB, 1912
#2
11 + 8
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Rc7
- 2.Sd6#
- 1...Bd6+
- 2.exd6#
- 1...d5
- 2.exd5 ep#
- 1...d6
- 2.exd6#
- 1...Rc7
- Tries
- 1.Qf4?
- threat
- 2.Qc4#
- 1...Bd6+
- 2.exd6#
- 1...d5
- 2.exd5 ep#
- 1...Rc7
- 2.Sd6#
- 1...d2!
- threat
- 1.Qh4?
- threat
- 2.Qc4#
- 1...Bd6+
- 2.exd6#
- 1...d5
- 2.exd5 ep#
- 1...Rc7
- 2.Sd6#
- 1...d2!
- threat
- 1.Qg4?
- threat
- 2.Qc4#
- 1...Bd6+
- 2.exd6#
- 1...d5
- 2.exd5 ep#
- 1...Rc7
- 2.Sd6#
- 1...d2!
- threat
- 1.Qf4?
- Keys
- 1.Qe1!
- threat
- 2.c4#
- 1...Bd6+
- 2.exd6#
- 1...d5
- 2.exd5 ep#
- 1...Rc7
- 2.Sd6#
- 1...d2
- 2.Qxf1#
- threat
- 1.Qe1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- R(e);S_CUTB(h)::S(J)
- B(h);CHECK,OGATE,P_PINS(J)::R(I)+P(H),XB(h)
- P(f);OGATE::R(I)+P(H),XP(f),EP
- P(f);OGATE::R(I)+P(H),XP(f)
- Tries
- Try
- Q(E);
- Threat
- QAB1(E)
- Vars
- B(h);CHECK,OGATE,P_PINS(J)::R(I)+P(H),XB(h)
- P(f);OGATE::R(I)+P(H),XP(f),EP
- R(e);S_CUTB(h)::S(J)
- Refutation
- P(b);
- Try
- Q(E);
- Threat
- QAB1(E)
- Vars
- B(h);CHECK,OGATE,P_PINS(J)::R(I)+P(H),XB(h)
- P(f);OGATE::R(I)+P(H),XP(f),EP
- R(e);S_CUTB(h)::S(J)
- Refutation
- P(b);
- Try
- Q(E);
- Threat
- QAB1(E)
- Vars
- B(h);CHECK,OGATE,P_PINS(J)::R(I)+P(H),XB(h)
- P(f);OGATE::R(I)+P(H),XP(f),EP
- R(e);S_CUTB(h)::S(J)
- Refutation
- P(b);
- Try
- Actual
- Q(E);
- Threat
- P(B)
- Vars
- B(h);CHECK,OGATE,P_PINS(J)::R(I)+P(H),XB(h)
- P(f);OGATE::R(I)+P(H),XP(f),EP
- R(e);S_CUTB(h)::S(J)
- P(b);OGATEB::QAB(E),XB(a)
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).