MESON Chess Problem Database
Problem Display
PID: 276213 (5Q2/3N1p1r/4P1p1/1R1NB3/r1B1k1P1/Rp5P/b4P2/2b2Kn1 w - - 0 1)
Wirtanen, Erkki Aukusti
3rd HM., To Mat, 1962
#2
12 + 9
| 15601 | Albrecht-Leiss-Degener Collection | 2024 |
SOLUTION
- SOUND
- Sets
- 1...Sf3
- 2.Sc3#
- 2.S5f6#
- 1...b2
- 2.S5f6#
- 1...fxe6
- 2.Sc3#
- 1...Sf3
- Tries
- 1.Kg2?
- threat
- 2.Sc3#
- 2.S5f6#
- 1...Rxh3
- 2.S5f6#
- 1...Bb2
- 2.S5f6#
- 1...Bd2
- 2.S5f6#
- 1...Bg5
- 2.Sc3#
- 1...Se2
- 2.S5f6#
- 2.f3#
- 1...f6
- 2.Sc3#
- 2.S5xf6#
- 1...Rxc4!
- threat
- 1.Be2?
- threat
- 2.Sc3#
- 2.S5f6#
- 2.Rxa4#
- 1...Rxa3
- 2.Sc3#
- 2.S5f6#
- 2.Qb4#
- 1...Rxh3
- 2.S5f6#
- 2.Rxa4#
- 1...Bxa3
- 2.Sc3#
- 2.S5f6#
- 1...Rb4
- 2.Sc3#
- 2.S5f6#
- 2.Qxb4#
- 1...Rc4
- 2.S5f6#
- 1...Rd4
- 2.Sc3#
- 2.S5f6#
- 1...Ra5
- 2.Sc3#
- 2.S5f6#
- 2.Qb4#
- 1...Ra6
- 2.Sc3#
- 2.S5f6#
- 2.Qb4#
- 1...Ra7
- 2.Sc3#
- 2.S5f6#
- 2.Qb4#
- 1...Ra8
- 2.Sc3#
- 2.S5f6#
- 2.Qb4#
- 1...Bb2
- 2.S5f6#
- 1...Bd2
- 2.S5f6#
- 1...Be3
- 2.Sc3#
- 2.S5f6#
- 1...Bg5
- 2.Sc3#
- 2.Rxa4#
- 1...Sf3
- 2.Sc3#
- 2.S5f6#
- 1...b2
- 2.Sc3#
- 2.S5f6#
- 1...f6
- 2.Sc3#
- 2.S5xf6#
- 2.Rxa4#
- 1...Sxe2!
- threat
- 1.Kg2?
- Keys
- 1.Sb4!
- threat
- 2.Bd5#
- 1...Kf3
- 2.Bd5#
- 1...Rxb4
- 2.Qa8#
- 1...fxe6
- 2.Bd3#
- 1...b2
- 2.Sf6#
- threat
- 1.Sb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- P(d);::S(H)
- P(h);XP(J)::S(H)
- Tries
- Try
- K(A);S_FLIGHT
- Threat
- DUALS(2)
- Vars
- R(i);XP(D)::S(H)
- B(a);::S(H)
- Refutation
- R(e);XB(E)
- Try
- B(E);
- Threat
- DUALS(3)
- Vars
- R(e);::S(H)
- B(a);::S(H)
- Refutation
- S(b);XB(E)
- Try
- Actual
- S(H);
- Threat
- B(E)
- Vars
- K(f);P_SPINP(d),S_FLIGHT::B(E)
- R(e);N_GUARD,XS(H)::QAB(L)
- P(h);XP(J)::B(E)
- P(d);::S(K)
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).