MESON Chess Problem Database
Problem Display
PID: 223454 (2n1B3/6Kb/4p3/5kB1/2N2Pp1/1n1pp2r/4N1Q1/8 w - - 0 1)
Hulsen, Bernhard
Bruderschaft, 1886
#2
7 + 9
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Sg3#
- 2.Sxe3#
- 1...Rh2
- 2.Sg3#
- 2.Sxe3#
- 1...Rg3
- 2.Sxg3#
- 1...Rh4
- 2.Sg3#
- 2.Sxe3#
- 1...Rh5
- 2.Sg3#
- 2.Sxe3#
- 1...Rh6
- 2.Sg3#
- 2.Sxe3#
- 1...Bg6
- 2.Bxg6#
- 1...Bg8
- 2.Bg6#
- 1...Sa1
- 2.Sd4#
- 1...Sc1
- 2.Sd4#
- 1...Sd2
- 2.Sd4#
- 1...Sd4
- 2.Sxd4#
- 1...Sa5
- 2.Sd4#
- 1...Sc5
- 2.Sd4#
- 1...Sb6
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sa7
- 2.Sd6#
- 1...Se7
- 2.Sd6#
- 1...g3
- 2.Sxe3#
- 1...e5
- 2.Bd7#
- 1...Rh1
- Tries
- 1.Bh5?
- threat
- 2.Bxg4#
- 1...Rxh5
- 2.Sg3#
- 2.Sxe3#
- 1...Rg3
- 2.Sxg3#
- 1...Rh4
- 2.Sg3#
- 2.Sxe3#
- 1...g3
- 2.Sxe3#
- 1...Rf3!
- threat
- 1.Bc6?
- threat
- 2.Be4#
- 2.Qe4#
- 1...g3
- 2.Sxe3#
- 2.Qxh3#
- 1...e5
- 2.Bd7#
- 1...Sd2
- 2.Sd4#
- 1...Sc5
- 2.Sd4#
- 1...Sd6
- 2.Sxd6#
- 1...Rf3!
- threat
- 1.Bd7?
- threat
- 2.Qd5#
- 1...g3
- 2.Sxe3#
- 1...Sb6
- 2.Sd6#
- 1...Se7
- 2.Sd6#
- 1...Rf3!
- threat
- 1.Qd5+?
- 1...e5
- 2.Bd7#
- 2.Qxe5#
- 1...exd5!
- 1...e5
- 1.Qxg4+?
- 1...Ke4
- 2.Bc6#
- 1...Kxg4!
- 1...Ke4
- 1.Bh5?
- Keys
- 1.Qh1!
- 1...Rxh1
- 2.Sg3#
- 1...dxe2
- 2.Qb1#
- 1...Rf3
- 2.Qxh7#
- 1...g3
- 2.Sxe3#
- 1...e5
- 2.Bd7#
- 1...Rh2
- 2.Sg3#
- 2.Sxe3#
- 1...Rg3
- 2.Sxg3#
- 2.Qxh7#
- 1...Rh4
- 2.Sg3#
- 2.Sxe3#
- 1...Rh5
- 2.Sg3#
- 2.Sxe3#
- 1...Rh6
- 2.Sg3#
- 2.Sxe3#
- 1...Bg6
- 2.Bxg6#
- 1...Bg8
- 2.Bg6#
- 1...Sa1
- 2.Sd4#
- 1...Sc1
- 2.Sd4#
- 1...Sd2
- 2.Sd4#
- 1...Sd4
- 2.Sxd4#
- 1...Sa5
- 2.Sd4#
- 1...Sc5
- 2.Sd4#
- 1...Sb6
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sa7
- 2.Sd6#
- 1...Se7
- 2.Sd6#
- 1...d2
- 2.Qb1#
- 1...Rxh1
- 1.Qh1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 1
- Sets
- R(d);N_GUARD::S(A),XR(d)
- B(h);N_GUARD::B(G),XB(h)
- B(h);N_GUARD::B(G)
- S(a);N_GUARD::S(A)
- S(a);N_GUARD::S(A),XS(a)
- S(i);N_GUARD::S(C)
- S(i);N_GUARD::S(C),XS(i)
- P(e);S_CUTR(d)::S(C),XP(c)
- P(g);OGATEB::B(G)
- Tries
- Try
- B(G);
- Threat
- B(G),XP(e)
- Vars
- R(d);N_GUARD::S(A),XR(d)
- P(e);S_CUTR(d)::S(C),XP(c)
- Refutation
- R(d);
- Try
- B(G);
- Threat
- DUALS(2)
- Vars
- P(g);OGATEB::B(G)
- S(a);N_GUARD::S(A)
- S(i);N_GUARD::S(C),XS(i)
- Refutation
- R(d);
- Try
- B(G);P_PINP(g)
- Threat
- QAR2(B)
- Vars
- P(e);S_CUTR(d)::S(C),XP(c)
- S(i);N_GUARD::S(C)
- Refutation
- R(d);
- Try
- Q(B);CHECK
- Refutation
- P(g);XQ(B)
- Try
- Q(B);CHECK,XP(e)
- Vars
- K(f);S_FLIGHT::B(G)
- Refutation
- K(f);S_FLIGHT,XQ(B)
- Try
- Actual
- Q(B);
- Vars
- R(d);N_GUARD,XQ(B)::S(A)
- P(b);OGATEB,XS(A)::QAB(B)
- R(d);OGATE::QAB(B),XB(h)
- P(e);S_CUTR(d)::S(C),XP(c)
- P(g);OGATEB::B(G)
- B(h);N_GUARD::B(G),XB(h)
- B(h);N_GUARD::B(G)
- S(a);N_GUARD::S(A)
- S(a);N_GUARD::S(A),XS(a)
- S(i);N_GUARD::S(C)
- S(i);N_GUARD::S(C),XS(i)
- P(b);OGATEB::QAB(B)
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).