MESON Chess Problem Database
Problem Display
PID: 82078 (5N2/4B3/4P1B1/rb1Nk1n1/3R2K1/2P2Pp1/8/5r2 w - - 0 1)
Ahues, Herbert Siegfried Oskar
Die Schwalbe, 1959
#2
9 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rfa1
- 2.f4#
- 1...Rb1
- 2.f4#
- 1...Rc1
- 2.f4#
- 1...Rd1
- 2.f4#
- 1...Re1
- 2.f4#
- 1...Rg1
- 2.f4#
- 1...Rh1
- 2.f4#
- 1...Rfa1
- Tries
- 1.Sf4?
- threat
- 2.Rd5#
- 1...Be2
- 2.Sd7#
- 1...Bd3
- 2.Sxd3#
- 2.Sd7#
- 1...Ba4
- 2.Sd3#
- 1...Bc4
- 2.Sd7#
- 1...Ba6
- 2.Sd7#
- 1...Bc6
- 2.Sd3#
- 1...Bd7
- 2.Sd3#
- 2.Sxd7#
- 1...Be8
- 2.Sd3#
- 1...Rd1!
- threat
- 1.Sb6?
- threat
- 2.Rd5#
- 1...Rd1
- 2.f4#
- 1...Be2
- 2.Sbd7#
- 1...Bd3
- 2.Sbd7#
- 1...Ba4
- 2.Sc4#
- 1...Bc4
- 2.Sxc4#
- 2.Sbd7#
- 1...Ba6
- 2.Sbd7#
- 1...Bc6
- 2.Sc4#
- 1...Bd7
- 2.Sc4#
- 2.Sbxd7#
- 1...Be8
- 2.Sc4#
- 1...Ra4!
- threat
- 1.Bf7?
- threat
- 2.Sg6#
- 1...Bd3
- 2.Sd7#
- 1...Sxf7!
- threat
- 1.Sf4?
- Keys
- 1.Sb4!
- threat
- 2.Rd5#
- 1...Rd1
- 2.f4#
- 1...Be2
- 2.Sc6#
- 1...Bd3
- 2.Sxd3#
- 2.Sc6#
- 1...Ba4
- 2.Sd3#
- 1...Bc4
- 2.Sc6#
- 1...Ba6
- 2.Sc6#
- 1...Bc6
- 2.Sd3#
- 2.Sxc6#
- 1...Bd7
- 2.Sd3#
- 1...Be8
- 2.Sd3#
- threat
- 1.Sb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 6
- Sets
- R(a);N_GUARD::P(B)
- Tries
- Try
- S(E);
- Threat
- R1(C)
- Vars
- B(d);N_GUARD,P_PINP(B)::S(I)
- B(d);N_GUARD::S(E)
- B(d);N_GUARD::S(I)
- Refutation
- R(a);
- Try
- S(E);
- Threat
- R1(C)
- Vars
- R(a);N_GUARD::P(B)
- B(d);N_GUARD,P_PINP(B)::S(E)
- B(d);N_GUARD::S(E)
- Refutation
- R(c);P_PINR(C)
- Try
- B(G);
- Threat
- S(I)
- Vars
- B(d);N_GUARD::S(I)
- Refutation
- S(f);XB(G)
- Try
- Actual
- S(E);
- Threat
- R1(C)
- Vars
- R(a);N_GUARD::P(B)
- B(d);N_GUARD,P_PINP(B)::S(E)
- B(d);N_GUARD::S(E)
- B(d);N_GUARD,P_PINP(F)::S(E)
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).