MESON Chess Problem Database
Problem Display
PID: 52498 (2B2r2/1PNKPpQn/bbpp3p/R3qk2/3rp3/1N2P3/8/6R1 w - - 0 1)
Bettmann, Henry Wald
Pittsburgh Gazette-Times, 1914
#2
10 + 12
| 2643 | Good Companions (July) | 1917 |
| 5308 | La genialita compositiva di Giorgio Guidelli | 2004 |
SOLUTION
- SOUND
- Sets
- 1...Qb5
- 2.Rf1#
- 1...Qc5
- 2.Sxd4#
- 1...Rd3
- 2.Rf1#
- 1...Rc4
- 2.Rf1#
- 1...Rd8+
- 2.Kxd8#
- 1...Re8
- 2.Kxe8#
- 1...Bf1
- 2.Rxf1#
- 1...Bxb7
- 2.Rf1#
- 1...Bxc7
- 2.Sxd4#
- 1...f6
- 2.Qg4#
- 2.Qg6#
- 2.Qxh7#
- 1...Qb5
- Tries
- 1.e8S?
- threat
- 2.Kxc6#
- 2.Kd8#
- 2.Qg4#
- 2.Qxh7#
- 1...Sf6+
- 2.Qxf6#
- 1...Qxa5
- 2.Kxc6#
- 2.Ke7#
- 2.Kd8#
- 1...Bxb7
- 2.Rf1#
- 2.Qg4#
- 2.Qxh7#
- 1...Bxa5
- 2.Qg4#
- 2.Qxh7#
- 1...Bxc7
- 2.Kxc6#
- 2.Kxc7#
- 2.Sxd4#
- 2.Qg4#
- 2.Qxh7#
- 1...Qb5
- 2.Ke7#
- 2.Kd8#
- 2.Rf1#
- 1...Qc5
- 2.Ke7#
- 2.Kd8#
- 2.Sxd4#
- 1...Qd5
- 2.Ke7#
- 2.Kd8#
- 2.Sxd6#
- 1...Rc4
- 2.Kd8#
- 2.Sxd6#
- 2.Rf1#
- 2.Qg4#
- 2.Qxh7#
- 1...Rd5
- 2.Qg4#
- 2.Qxh7#
- 1...Rg8
- 2.Kxc6#
- 2.Kd8#
- 1...Rh8
- 2.Kxc6#
- 2.Kd8#
- 2.Qg4#
- 1...Be2
- 2.Kxc6#
- 2.Kd8#
- 2.Qxh7#
- 1...Bc4
- 2.Qg4#
- 2.Qxh7#
- 1...Bb5
- 2.Qg4#
- 2.Qxh7#
- 1...Bc5
- 2.Qg4#
- 2.Qxh7#
- 1...Sg5
- 2.Qf6#
- 1...c5
- 2.Qg4#
- 2.Qxh7#
- 1...d5
- 2.Qg4#
- 2.Qxh7#
- 1...h5
- 2.Kxc6#
- 2.Kd8#
- 2.Qxh7#
- 1...Rxe8!
- threat
- 1.e8S?
- Keys
- 1.Se8!
- threat
- 2.Kxc6#
- 2.Qg4#
- 2.Qxh7#
- 1...Sf6+
- 2.Qxf6#
- 1...Qxa5
- 2.Kxc6#
- 1...Rxe8
- 2.Kxe8#
- 1...Bxb7
- 2.Rf1#
- 2.Qg4#
- 2.Qxh7#
- 1...Bxa5
- 2.Qg4#
- 2.Qxh7#
- 1...Qb5
- 2.Rf1#
- 1...Qc5
- 2.Sxd4#
- 1...Qd5
- 2.Sxd6#
- 1...Rc4
- 2.Sxd6#
- 2.Rf1#
- 2.Qg4#
- 2.Qxh7#
- 1...Rd5
- 2.Qg4#
- 2.Qxh7#
- 1...Rg8
- 2.Kxc6#
- 1...Rh8
- 2.Kxc6#
- 2.Qg4#
- 1...Be2
- 2.Kxc6#
- 2.Qxh7#
- 1...Bc4
- 2.Qg4#
- 2.Qxh7#
- 1...Bb5
- 2.Qg4#
- 2.Qxh7#
- 1...Bc5
- 2.Qg4#
- 2.Qxh7#
- 1...Sg5
- 2.Qf6#
- 1...c5
- 2.Qg4#
- 2.Qxh7#
- 1...d5
- 2.Qg4#
- 2.Qxh7#
- 1...h5
- 2.Kxc6#
- 2.Qxh7#
- threat
- 1.Se8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 6
- Sets
- Q(c);S_CUTB(e)::R(A)
- Q(c);S_CUTB(f)::S(B),XR(a)
- R(a);S_CUTB(e)::R(A)
- R(l);CHECK::B(J)+K(G),XR(l)
- R(l);::B(J)+K(G),XR(l)
- B(e);N_GUARD::R(A),XB(e)
- B(e);N_GUARD,XP(E)::R(A)
- B(f);N_GUARD,XS(F)::S(B),XR(a)
- Tries
- Try
- P(H);
- Threat
- DUALS(4)
- Vars
- S(k);CHECK,N_GUARD::QAR1(I),XS(k)
- S(k);N_GUARD::QAR1(I)
- Refutation
- R(l);XS(H)
- Try
- Actual
- S(F);
- Threat
- DUALS(3)
- Vars
- S(k);CHECK,N_GUARD::QAR1(I),XS(k)
- Q(c);N_SPINQ(c),XR(D)::B(J)+K(G),XP(g)
- R(l);XS(F)::B(J)+K(G),XR(l)
- Q(c);S_CUTB(e)::R(A)
- Q(c);S_CUTB(f)::S(B),XR(a)
- Q(c);S_CUTR(a)::S(F),XP(h)
- R(l);::B(J)+K(G),XP(g)
- S(k);N_GUARD::QAR1(I)
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).