MESON Chess Problem Database
Problem Display
PID: 202056 (Q7/1p5B/4P3/p2K4/2pP1N2/Rr1Nk1Pp/4p1Pr/4B3 w - - 0 1)
Sommer, Bruno Oswald
7th Prize, Sveriges Schackforbund, 1923
#3
11 + 8
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Sb2+
- 2...c3
- 3.Sc4#
- 3.Rxc3#
- 2...c3
- 2.Sf2+
- 2...Rb3
- 3.Sg4#
- 2...c3
- 3.Sg4#
- 3.Rxc3#
- 2...Rb3
- 2.Sb4+
- 2...Rb3
- 3.Sc2#
- 2...c3
- 3.Sc2#
- 3.Rxc3#
- 2...Rb3
- 2.Se5+
- 2...Rb3
- 3.Sxc4#
- 3.Sg4#
- 2...c3
- 3.Sc4#
- 3.Sg4#
- 3.Rxc3#
- 2...Rb3
- 2.Sb2+
- 1...Rb2
- 2.Sxb2+
- 2...c3
- 3.Sc4#
- 3.Rxc3#
- 2...c3
- 2.Sf2+
- 2...Rb3
- 3.Sg4#
- 2...c3
- 3.Sg4#
- 3.Rxc3#
- 2...Rb3
- 2.Sb4+
- 2...Rb3
- 3.Sc2#
- 2...c3
- 3.Rxc3#
- 2...Rb3
- 2.Se5+
- 2...Rb3
- 3.Sxc4#
- 3.Sg4#
- 2...c3
- 3.Sc4#
- 3.Sg4#
- 3.Rxc3#
- 2...Rb3
- 2.Sxb2+
- 1...Rc3
- 2.Sb2
- threat
- 3.Sxc4#
- 3.Rxc3#
- threat
- 2.Sf2
- threat
- 3.Sg4#
- 3.Rxc3#
- threat
- 2.Se5
- threat
- 3.Sxc4#
- 3.Sg4#
- 3.Rxc3#
- threat
- 2.Rxc3
- threat
- 3.Sc1#
- 3.Sb2#
- 3.Sf2#
- 3.Sb4#
- 3.Sc5#
- 3.Se5#
- 2...cxd3
- 3.Rxd3#
- threat
- 2.Sb2
- 1...Rb4
- 2.Sb2+
- 2...Rb3
- 3.Sxc4#
- 2...c3
- 3.Rxc3#
- 2...Rb3
- 2.Sf2+
- 2...Rb3
- 3.Sg4#
- 2...c3
- 3.Sg4#
- 3.Rxc3#
- 2...Rb3
- 2.Sxb4+
- 2...c3
- 3.Sc2#
- 3.Rxc3#
- 2...c3
- 2.Se5+
- 2...Rb3
- 3.Sxc4#
- 3.Sg4#
- 2...c3
- 3.Sg4#
- 3.Rxc3#
- 2...Rb3
- 2.Sb2+
- 1...Rb5+
- 2.Kxc4
- threat
- 3.Sb4#
- 2...Rb4+
- 3.Sxb4#
- 2...Rc5+
- 3.Sxc5#
- 2...Rf5
- 3.Sf2#
- 3.Sc5#
- 2...Rb1
- 3.Sb2#
- 3.Sd5#
- 2...Rb2
- 3.Sxb2#
- 3.Sd5#
- 2...Rb3
- 3.Sd5#
- threat
- 2.Kxc4
- 1...Rb6
- 2.Kxc4
- threat
- 3.Sb4#
- 3.Sd5#
- 2...Rb4+
- 3.Sxb4#
- 2...Rc6+
- 3.Sc5#
- threat
- 2.Sb2+
- 2...Rb3
- 3.Sxc4#
- 2...c3
- 3.Sc4#
- 3.Rxc3#
- 2...Rb3
- 2.Sf2+
- 2...Rb3
- 3.Sg4#
- 2...c3
- 3.Sg4#
- 3.Rxc3#
- 2...Rb3
- 2.Sb4+
- 2...c3
- 3.Sc2#
- 3.Rxc3#
- 2...c3
- 2.Se5+
- 2...Rb3
- 3.Sxc4#
- 3.Sg4#
- 2...c3
- 3.Sc4#
- 3.Sg4#
- 3.Rxc3#
- 2...Rb3
- 2.Kxc4
- 1...cxd3
- 2.Rxb3
- threat
- 3.Rxd3#
- threat
- 2.Rxb3
- 1...b5
- 2.Kc5
- threat
- 3.Sd5#
- 3.Qf3#
- 3.Qe4#
- threat
- 2.Ke5
- threat
- 3.Sd5#
- 3.Qf3#
- 3.Qe4#
- threat
- 2.Kd6
- threat
- 3.Qe4#
- 2...Kxd4
- 3.Qe4#
- 3.Qa7#
- threat
- 2.Kc5
- 1...b6
- 2.Kd6
- threat
- 3.Qe4#
- 2...Kxd4
- 3.Qe4#
- threat
- 2.Kd6
- 1...Rb1
- Tries
- 1.Se5?
- threat
- 2.Sxc4#
- 2.Sg4#
- 1...hxg2
- 2.Be4
- threat
- 3.Sxc4#
- 3.Sg4#
- 2...Rh5
- 3.Sxg2#
- threat
- 2.Be4
- 1...Rxg2!
- threat
- 1.Qxa5?
- threat
- 2.Bd2#
- 2.Bf2#
- 2.Qd2#
- 1...Rb5+
- 2.Sc5+
- 2...Rb3
- 3.Qd2#
- 2...c3
- 3.Rxc3#
- 3.Qxc3#
- 2...Rb3
- 2.Sc5+
- 1...Rxg2
- 2.Qd2+
- 2...Kf3
- 3.Se5#
- 2...Kf3
- 2.Qd2+
- 1...hxg2
- 2.Qd2+
- 2...Kf3
- 3.Se5#
- 3.Qxe2#
- 2...Kf3
- 2.Qd2+
- 1...Rc3
- 2.Sc1
- threat
- 3.Rxc3#
- 3.Qxc3#
- 2...Rxa3
- 3.Qd2#
- 2...Rb3
- 3.Qd2#
- 2...Rd3
- 3.Qd2#
- threat
- 2.Sb2
- threat
- 3.Sxc4#
- 3.Rxc3#
- 3.Qxc3#
- threat
- 2.Sf2
- threat
- 3.Sg4#
- 3.Rxc3#
- 3.Qxc3#
- threat
- 2.Sb4
- threat
- 3.Sc2#
- 3.Rxc3#
- threat
- 2.Sc5
- threat
- 3.Rxc3#
- 3.Qxc3#
- 2...Rxa3
- 3.Qd2#
- 2...Rb3
- 3.Qd2#
- 2...Rd3
- 3.Qd2#
- threat
- 2.Se5
- threat
- 3.Sxc4#
- 3.Sg4#
- 3.Rxc3#
- 3.Qxc3#
- threat
- 2.Rxc3
- threat
- 3.Sc1#
- 3.Sb2#
- 3.Sf2#
- 3.Sb4#
- 3.Sc5#
- 3.Se5#
- 2...cxd3
- 3.Rxd3#
- threat
- 2.Qxc3
- threat
- 3.Sc1#
- 3.Sb2#
- 3.Sf2#
- 3.Sb4#
- 3.Sc5#
- 3.Se5#
- 3.Bd2#
- 3.Bf2#
- 3.Qd2#
- 3.Qc1#
- threat
- 2.Sc1
- 1...Rb4
- 2.Sc1+
- 2...Rb3
- 3.Qd2#
- 2...c3
- 3.Rxc3#
- 2...Rb3
- 2.Sb2+
- 2...Rb3
- 3.Sxc4#
- 3.Qd2#
- 2...c3
- 3.Rxc3#
- 2...Rb3
- 2.Sf2+
- 2...Rb3
- 3.Sg4#
- 3.Qd2#
- 2...c3
- 3.Sg4#
- 3.Rxc3#
- 2...Rb3
- 2.Sxb4+
- 2...c3
- 3.Sc2#
- 3.Rxc3#
- 2...c3
- 2.Sc5+
- 2...Rb3
- 3.Qd2#
- 2...c3
- 3.Rxc3#
- 2...Rb3
- 2.Se5+
- 2...Rb3
- 3.Sxc4#
- 3.Sg4#
- 3.Qd2#
- 2...c3
- 3.Sg4#
- 3.Rxc3#
- 2...Rb3
- 2.Sc1+
- 1...c3!
- threat
- 1.Qb8?
- threat
- 2.Qe5#
- 1...Rb5+
- 2.Kxc4
- threat
- 3.Sb4#
- 2...Rb4+
- 3.Sxb4#
- 2...Rc5+
- 3.Sxc5#
- 2...Rf5
- 3.Sf2#
- 3.Sc5#
- 2...Rb1
- 3.Sb2#
- 3.Sd5#
- 3.Qe5#
- 2...Rb2
- 3.Sxb2#
- 3.Sd5#
- 3.Qe5#
- 2...Rb3
- 3.Sd5#
- 3.Qe5#
- threat
- 2.Sc5+
- 2...Rb3
- 3.Qe5#
- 2...c3
- 3.Rxc3#
- 3.Qe5#
- 2...Rb3
- 2.Kxc4
- 1...hxg2
- 2.Qe5+
- 2...Kf3
- 3.Qxe2#
- 2...Kf3
- 2.Qe5+
- 1...Rxg2!
- threat
- 1.Qh8?
- threat
- 2.Qe5#
- 1...Rb5+
- 2.Kxc4
- threat
- 3.Sb4#
- 2...Rb4+
- 3.Sxb4#
- 2...Rc5+
- 3.Sxc5#
- 2...Rf5
- 3.Sf2#
- 3.Sc5#
- 2...Rb1
- 3.Sb2#
- 3.Sd5#
- 3.Qe5#
- 2...Rb2
- 3.Sxb2#
- 3.Sd5#
- 3.Qe5#
- 2...Rb3
- 3.Sd5#
- 3.Qe5#
- threat
- 2.Sc5+
- 2...Rb3
- 3.Qe5#
- 2...c3
- 3.Rxc3#
- 3.Qe5#
- 2...Rb3
- 2.Kxc4
- 1...hxg2
- 2.Qe5+
- 2...Kf3
- 3.Qxe2#
- 2...Kf3
- 2.Qe5+
- 1...Rxg2!
- threat
- 1.e7?
- threat
- 2.e8Q#
- 2.e8R#
- 1...Rb5+
- 2.Kxc4
- threat
- 3.Sb4#
- 2...Rb4+
- 3.Sxb4#
- 2...Rc5+
- 3.Sxc5#
- 2...Rf5
- 3.Sf2#
- 3.Sc5#
- 2...Rb1
- 3.Sb2#
- 3.Sd5#
- 3.e8Q#
- 3.e8R#
- 2...Rb2
- 3.Sxb2#
- 3.Sd5#
- 3.e8Q#
- 3.e8R#
- 2...Rb3
- 3.Sd5#
- 3.e8Q#
- 3.e8R#
- threat
- 2.Sc5+
- 2...Rb3
- 3.e8Q#
- 3.e8R#
- 2...c3
- 3.Rxc3#
- 3.e8Q#
- 3.e8R#
- 2...Rb3
- 2.Kxc4
- 1...hxg2
- 2.e8Q+
- 2...Kf3
- 3.Qxe2#
- 2...Kf3
- 2.e8Q+
- 1...Rb6
- 2.Kxc4
- threat
- 3.Sb4#
- 3.Sd5#
- 2...Rb4+
- 3.Sxb4#
- 2...Rc6+
- 3.Sc5#
- 2...Rg6
- 3.Sf2#
- 3.Sc5#
- threat
- 2.Sc1+
- 2...Rb3
- 3.e8Q#
- 3.e8R#
- 2...c3
- 3.Rxc3#
- 2...Rb3
- 2.Sb2+
- 2...Rb3
- 3.Sxc4#
- 3.e8Q#
- 3.e8R#
- 2...c3
- 3.Sc4#
- 3.Rxc3#
- 2...Rb3
- 2.Sf2+
- 2...Rb3
- 3.Sg4#
- 3.e8Q#
- 3.e8R#
- 2...c3
- 3.Sg4#
- 3.Rxc3#
- 2...Rb3
- 2.Sb4+
- 2...c3
- 3.Sc2#
- 3.Rxc3#
- 2...c3
- 2.Sc5+
- 2...Rb3
- 3.e8Q#
- 3.e8R#
- 2...c3
- 3.Rxc3#
- 2...Rb3
- 2.Se5+
- 2...Rb3
- 3.Sxc4#
- 3.Sg4#
- 2...c3
- 3.Sc4#
- 3.Sg4#
- 3.Rxc3#
- 2...Rb3
- 2.e8Q+
- 2...Re6
- 3.Qxe6#
- 2...Re6
- 2.e8R+
- 2...Re6
- 3.Rxe6#
- 2...Re6
- 2.Kxc4
- 1...Rxg2!
- threat
- 1.Se5?
- Keys
- 1.Kc5!
- threat
- 2.Sd5#
- 1...Rb5+
- 2.Kxc4
- threat
- 3.Sb4#
- 2...Rb4+
- 3.Sxb4#
- 2...Rc5+
- 3.Sxc5#
- 2...Rf5
- 3.Sf2#
- 3.Sc5#
- 2...Rb1
- 3.Sb2#
- 3.Sd5#
- 2...Rb2
- 3.Sxb2#
- 3.Sd5#
- 2...Rb3
- 3.Sd5#
- threat
- 2.Kxc4
- 1...b6+
- 2.Kd6
- threat
- 3.Qe4#
- 2...Kxd4
- 3.Qe4#
- threat
- 2.Kd6
- 1...Rxg2
- 2.Sd5+
- 2...Kf3
- 3.Se5#
- 2...Kf3
- 2.Sd5+
- 1...hxg2
- 2.Sd5+
- 2...Kf3
- 3.Se5#
- 2...Kf3
- 2.Sd5+
- threat
- 1.Kc5!
FEATURES
NOT CLASSIFIED
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).