MESON Chess Problem Database
Problem Display
PID: 181164 (K2N4/2p1n3/1pBk4/1PNr2bR/p2q4/1P5Q/1Bn5/2R5 w - - 0 1)
von Walthoffen, Hippolyt Walter
San Francisco Chronicle, 1904
#2
10 + 9
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Qg1
- 2.Se4#
- 2.Scb7#
- 2.Sdb7#
- 1...Qf2
- 2.Se4#
- 2.Scb7#
- 2.Sdb7#
- 1...Qe3
- 2.Scb7#
- 2.Sdb7#
- 1...Qxc5
- 2.Sb7#
- 2.Sf7#
- 2.Qe6#
- 2.Qd7#
- 1...Qe5
- 2.Scb7#
- 2.Sdb7#
- 1...Qf6
- 2.Se4#
- 2.Scb7#
- 2.Sdb7#
- 1...Qg7
- 2.Se4#
- 2.Scb7#
- 2.Sdb7#
- 1...Qh8
- 2.Se4#
- 2.Sb7#
- 1...Qd1
- 2.Se4#
- 2.Scb7#
- 2.Sdb7#
- 1...Qd2
- 2.Se4#
- 2.Scb7#
- 2.Sdb7#
- 1...Qd3
- 2.Scb7#
- 2.Sdb7#
- 1...Qb4
- 2.Scb7#
- 2.Sdb7#
- 1...Qc4
- 2.Scb7#
- 2.Sdb7#
- 1...Qe4
- 2.Sxe4#
- 2.Scb7#
- 2.Sdb7#
- 1...Qf4
- 2.Scb7#
- 2.Sdb7#
- 1...Qg4
- 2.Scb7#
- 2.Sdb7#
- 1...Qh4
- 2.Scb7#
- 2.Sdb7#
- 1...Rxc5
- 2.Sf7#
- 2.Qe6#
- 1...Re5
- 2.Scb7#
- 2.Sdb7#
- 1...Bxc1
- 2.Scb7#
- 2.Sdb7#
- 1...Bd2
- 2.Scb7#
- 2.Sdb7#
- 1...Be3
- 2.Scb7#
- 2.Sdb7#
- 1...Bf4
- 2.Scb7#
- 2.Sdb7#
- 1...Bh4
- 2.Scb7#
- 2.Sdb7#
- 1...Bf6
- 2.Scb7#
- 2.Sdb7#
- 1...Bh6
- 2.Scb7#
- 2.Sdb7#
- 1...Sa1
- 2.Sf7#
- 2.Qe6#
- 1...Se1
- 2.Sf7#
- 2.Qe6#
- 1...Sa3
- 2.Sf7#
- 2.Qe6#
- 1...Se3
- 2.Sf7#
- 2.Qe6#
- 1...Sb4
- 2.Sf7#
- 2.Qe6#
- 1...bxc5
- 2.Sf7#
- 2.Qe6#
- 1...Qg1
- Tries
- 1.Se4+?
- 1...Qxe4
- 2.Sb7#
- 1...Ke5!
- 1...Qxe4
- 1.Qh2+?
- 1...Qe5
- 2.Se4#
- 2.Scb7#
- 2.Sdb7#
- 1...Qf4
- 2.Se4#
- 2.Scb7#
- 2.Sdb7#
- 1...Re5
- 2.Scb7#
- 2.Sdb7#
- 1...Bf4
- 2.Scb7#
- 2.Sdb7#
- 1...Kxc5!
- 1...Qe5
- 1.Qg3+?
- 1...Qe5
- 2.Se4#
- 2.Scb7#
- 2.Sdb7#
- 1...Qf4
- 2.Se4#
- 2.Scb7#
- 2.Sdb7#
- 1...Re5
- 2.Scb7#
- 2.Sdb7#
- 1...Bf4
- 2.Scb7#
- 2.Sdb7#
- 1...Kxc5!
- 1...Qe5
- 1.Se4+?
- Keys
- 1.Qe3!
- threat
- 2.Scb7#
- 2.Sdb7#
- 1...Kxc5
- 2.Ba3#
- 1...Qxc5
- 2.Sb7#
- 2.Sf7#
- 2.Qe6#
- 1...Rxc5
- 2.Sb7#
- 2.Sf7#
- 2.Qe6#
- 1...Sxe3
- 2.Sf7#
- 1...Sxc6
- 2.Sdb7#
- 1...bxc5
- 2.Sb7#
- 2.Sf7#
- 2.Qe6#
- 1...Qh8
- 2.Se4#
- 2.Sb7#
- threat
- 1.Qe3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(F);CHECK
- Vars
- Q(c);XS(F)::S(J)
- Refutation
- K(g);P_SPINB(e),P_SPINQ(c),S_FLIGHT
- Try
- Q(D);CHECK
- Refutation
- K(g);P_SPINS(a),S_FLIGHT,XS(F)
- Try
- Q(D);CHECK
- Refutation
- K(g);P_SPINS(a),S_FLIGHT,XS(F)
- Try
- Actual
- Q(D);
- Threat
- DUALS(2)
- Vars
- K(g);OGATEB,P_SPINQ(c),P_SPINS(a),S_FLIGHT,XS(F)::B(B)
- S(a);XQ(D)::S(J)
- S(i);XB(H)::S(J)
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).