MESON Chess Problem Database
Problem Display
PID: 179900 (5r2/7B/1p1N1p1R/1NpPk3/1PP3p1/1PR3P1/1p1P2n1/bK6 w - - 0 1)
Gross, Erwin
Comm., Schweizerische Arbeiter Schachzeitung, 1966
#2
12 + 9
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Rf7
- 2.Sxf7#
- 1...Ra8
- 2.Sf7#
- 1...Rb8
- 2.Sf7#
- 1...Rc8
- 2.Sf7#
- 1...Rd8
- 2.Sf7#
- 1...Re8
- 2.Sf7#
- 1...Rg8
- 2.Sf7#
- 1...Rh8
- 2.Sf7#
- 1...Se1
- 2.Re3#
- 1...Se3
- 2.Rxe3#
- 1...Sf4
- 2.Re3#
- 1...Sh4
- 2.Re3#
- 1...cxb4
- 2.d4#
- 1...f5
- 2.Re6#
- 1...Rf7
- Tries
- 1.Bg6?
- 1...cxb4
- 2.d4#
- 1...Rf7
- 2.Sxf7#
- 1...Ra8
- 2.Sf7#
- 1...Rb8
- 2.Sf7#
- 1...Rc8
- 2.Sf7#
- 1...Rd8
- 2.Sf7#
- 1...Re8
- 2.Sf7#
- 1...Rg8
- 2.Sf7#
- 1...Rh8
- 2.Sf7#
- 1...Se1
- 2.Re3#
- 1...Se3
- 2.Rxe3#
- 1...Sf4
- 2.Re3#
- 1...Sh4
- 2.Re3#
- 1...f5!
- 1...cxb4
- 1.Rd3?
- 1...Rf7
- 2.Sxf7#
- 1...Ra8
- 2.Sf7#
- 1...Rb8
- 2.Sf7#
- 1...Rc8
- 2.Sf7#
- 1...Rd8
- 2.Sf7#
- 1...Re8
- 2.Sf7#
- 1...Rg8
- 2.Sf7#
- 1...Rh8
- 2.Sf7#
- 1...Se1
- 2.Re3#
- 1...Se3
- 2.Rxe3#
- 1...Sf4
- 2.Re3#
- 1...Sh4
- 2.Re3#
- 1...f5
- 2.Re6#
- 1...cxb4!
- 1...Rf7
- 1.Rf3?
- threat
- 2.Rf5#
- 1...Se3
- 2.Rxe3#
- 1...Sf4
- 2.Re3#
- 2.gxf4#
- 1...Sh4
- 2.Re3#
- 1...f5
- 2.Re6#
- 1...gxf3!
- threat
- 1.Rh1?
- 1...cxb4
- 2.d4#
- 1...Rf7
- 2.Sxf7#
- 1...Ra8
- 2.Sf7#
- 1...Rb8
- 2.Sf7#
- 1...Rc8
- 2.Sf7#
- 1...Rd8
- 2.Sf7#
- 1...Re8
- 2.Sf7#
- 1...Rg8
- 2.Sf7#
- 1...Rh8
- 2.Sf7#
- 1...Se1
- 2.Rxe1#
- 2.Re3#
- 1...Se3
- 2.Rxe3#
- 1...Sf4
- 2.Re3#
- 1...Sh4
- 2.Re1#
- 2.Re3#
- 1...f5!
- 1...cxb4
- 1.Rh2?
- 1...cxb4
- 2.d4#
- 1...Rf7
- 2.Sxf7#
- 1...Ra8
- 2.Sf7#
- 1...Rb8
- 2.Sf7#
- 1...Rc8
- 2.Sf7#
- 1...Rd8
- 2.Sf7#
- 1...Re8
- 2.Sf7#
- 1...Rg8
- 2.Sf7#
- 1...Rh8
- 2.Sf7#
- 1...Se1
- 2.Re2#
- 2.Re3#
- 1...Se3
- 2.Rxe3#
- 1...Sf4
- 2.Re3#
- 1...Sh4
- 2.Re2#
- 2.Re3#
- 1...f5!
- 1...cxb4
- 1.Rh4?
- 1...Sxh4
- 2.Re3#
- 1...cxb4
- 2.d4#
- 1...Rf7
- 2.Sxf7#
- 1...Ra8
- 2.Sf7#
- 1...Rb8
- 2.Sf7#
- 1...Rc8
- 2.Sf7#
- 1...Rd8
- 2.Sf7#
- 1...Re8
- 2.Sf7#
- 1...Rg8
- 2.Sf7#
- 1...Rh8
- 2.Sf7#
- 1...Se1
- 2.Re3#
- 1...Se3
- 2.Rxe3#
- 1...Sf4
- 2.Re3#
- 1...f5!
- 1...Sxh4
- 1.Bg6?
- Keys
- 1.Bc2!
- 1...cxb4
- 2.d4#
- 1...Rf7
- 2.Sxf7#
- 1...Ra8
- 2.Sf7#
- 1...Rb8
- 2.Sf7#
- 1...Rc8
- 2.Sf7#
- 1...Rd8
- 2.Sf7#
- 1...Re8
- 2.Sf7#
- 1...Rg8
- 2.Sf7#
- 1...Rh8
- 2.Sf7#
- 1...Se1
- 2.Re3#
- 1...Se3
- 2.Rxe3#
- 1...Sf4
- 2.Re3#
- 1...Sh4
- 2.Re3#
- 1...f5
- 2.Re6#
- 1...cxb4
- 1.Bc2!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(i);N_GUARD::S(J),XR(i)
- R(i);N_GUARD::S(J)
- S(c);N_GUARD::R(D)
- S(c);N_GUARD::R(D),XS(c)
- P(e);N_GUARD,XP(F)::P(B)
- P(h);OGATE::R1(K)
- Tries
- Try
- B(L);
- Vars
- P(e);N_GUARD,XP(F)::P(B)
- R(i);N_GUARD::S(J),XR(i)
- R(i);N_GUARD::S(J)
- S(c);N_GUARD::R(D)
- S(c);N_GUARD::R(D),XS(c)
- Refutation
- P(h);
- Try
- R(D);
- Vars
- R(i);N_GUARD::S(J),XR(i)
- R(i);N_GUARD::S(J)
- S(c);N_GUARD::R(D)
- S(c);N_GUARD::R(D),XS(c)
- P(h);OGATE::R1(K)
- Refutation
- P(e);XP(F)
- Try
- R(D);
- Threat
- R1(D)
- Vars
- S(c);N_GUARD::R(D),XS(c)
- S(c);N_GUARD::R(D)
- P(h);OGATE::R1(K)
- Refutation
- P(d);XR(D)
- Try
- R(K);
- Vars
- P(e);N_GUARD,XP(F)::P(B)
- R(i);N_GUARD::S(J),XR(i)
- R(i);N_GUARD::S(J)
- S(c);N_GUARD::R(D),XS(c)
- S(c);N_GUARD::R(D)
- Refutation
- P(h);
- Try
- R(K);
- Vars
- P(e);N_GUARD,XP(F)::P(B)
- R(i);N_GUARD::S(J),XR(i)
- R(i);N_GUARD::S(J)
- S(c);N_GUARD::R(D),XS(c)
- S(c);N_GUARD::R(D)
- Refutation
- P(h);
- Try
- R(K);
- Vars
- S(c);N_GUARD,XR(K)::R(D)
- P(e);N_GUARD,XP(F)::P(B)
- R(i);N_GUARD::S(J),XR(i)
- R(i);N_GUARD::S(J)
- S(c);N_GUARD::R(D)
- S(c);N_GUARD::R(D),XS(c)
- Refutation
- P(h);
- Try
- Actual
- B(L);
- Vars
- P(e);N_GUARD,XP(F)::P(B)
- R(i);N_GUARD::S(J),XR(i)
- R(i);N_GUARD::S(J)
- S(c);N_GUARD::R(D)
- S(c);N_GUARD::R(D),XS(c)
- P(h);OGATE::R1(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).