MESON Chess Problem Database
Problem Display
PID: 91304 (8/1rN2pK1/3P1R2/4k1Nb/2P5/2PB1p2/4nBr1/b4qR1 w - - 0 1)
Volkmann, Albert
Die Schwalbe, 1964
#2
10 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rxg5+
- 2.Rxg5#
- 1...Bg4
- 2.Sxf7#
- 1...Bg6
- 2.Sxf3#
- 1...Sc1
- 2.Bd4#
- 1...Sxg1
- 2.Bd4#
- 1...Sg3
- 2.Bd4#
- 1...Sd4
- 2.Bxd4#
- 1...Sf4
- 2.Bd4#
- 1...Rxg5+
- Tries
- 1.Se8?
- threat
- 2.Rf5#
- 1...Rxg5+
- 2.Rxg5#
- 1...Bg6
- 2.Sxf3#
- 1...Sg3
- 2.Bd4#
- 1...Sd4
- 2.Bxd4#
- 1...Bg4!
- threat
- 1.Bc5?
- threat
- 2.Rf5#
- 1...Rxg5+
- 2.Rxg5#
- 1...Bg4
- 2.Sxf7#
- 1...Sg3
- 2.Bd4#
- 1...Sd4
- 2.Bxd4#
- 1...Bg6!
- threat
- 1.Se8?
- Keys
- 1.c5!
- threat
- 2.Rf5#
- 1...Rxg5+
- 2.Rxg5#
- 1...Bg4
- 2.Sxf7#
- 1...Bg6
- 2.Sxf3#
- 1...Sg3
- 2.Bd4#
- 1...Sd4
- 2.Bxd4#
- threat
- 1.c5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 3
- Sets
- R(d);CHECK,OGATE,XS(F)::R(A),XR(d)
- B(g);N_PINS(F)::S(F),XP(i)
- B(g);N_PINS(F)::S(F),XP(e)
- S(c);N_GUARD::B(B)
- S(c);N_GUARD,XR(A)::B(B)
- S(c);N_GUARD,N_PINS(F)::B(B)
- S(c);N_GUARD::B(B),XS(c)
- Tries
- Try
- S(I);
- Threat
- R1(H)
- Vars
- R(d);CHECK,OGATE,XS(F)::R(A),XR(d)
- B(g);N_PINS(F)::S(F),XP(e)
- S(c);N_GUARD,N_PINS(F)::B(B)
- S(c);N_GUARD::B(B),XS(c)
- Refutation
- B(g);N_PINS(F)
- Try
- B(B);
- Threat
- R1(H)
- Vars
- R(d);CHECK,OGATE,XS(F)::R(A),XR(d)
- B(g);N_PINS(F)::S(F),XP(i)
- S(c);N_GUARD,N_PINS(F)::B(B)
- S(c);N_GUARD::B(B),XS(c)
- Refutation
- B(g);N_PINS(F)
- Try
- Actual
- P(E);
- Threat
- R1(H)
- Vars
- R(d);CHECK,OGATE,XS(F)::R(A),XR(d)
- B(g);N_PINS(F)::S(F),XP(i)
- B(g);N_PINS(F)::S(F),XP(e)
- S(c);N_GUARD,N_PINS(F)::B(B)
- S(c);N_GUARD::B(B),XS(c)
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).