MESON Chess Problem Database
Problem Display
PID: 226671 (2nn4/3N1P1p/2P2K1B/NpR2Pp1/p2kpp2/3p3b/5P2/b1Q3rB w - - 0 1)
Cramatte, Jacques
3rd Comm., Schweizerische Schachzeitung, 1983
#2
11 + 13
| 16895 | Schweizer Schachkompositionen (1976-1986) (Henneberger) | 1989 |
SOLUTION
- SOUND
- Sets
- 1...Rg2
- 2.Qxa1#
- 1...Rg3
- 2.Qxa1#
- 1...Rg4
- 2.Qxa1#
- 1...Bb2
- 2.Qxb2#
- 1...Bc3
- 2.Qxc3#
- 1...Bf1
- 2.Qxa1#
- 1...Sxc6
- 2.Sxc6#
- 1...d2
- 2.Qxd2#
- 1...a3
- 2.Sb3#
- 1...e3
- 2.Rd5#
- 1...f3
- 2.Qe3#
- 1...b4
- 2.Qc4#
- 1...Rg2
- Tries
- 1.Rc4+?
- 1...bxc4
- 2.Qxc4#
- 1...Kd5+!
- 1...bxc4
- 1.Qxf4?
- threat
- 2.Qe3#
- 2.Qe5#
- 2.Qxe4#
- 1...Rxh1
- 2.Qe3#
- 2.Qe5#
- 1...Bxf5
- 2.Qe3#
- 2.Qe5#
- 1...Sxc6
- 2.Sxc6#
- 2.Qe3#
- 2.Qxe4#
- 1...Sxf7
- 2.Qe3#
- 2.Qxe4#
- 1...d2
- 2.Qxd2#
- 2.Qe3#
- 2.Qxe4#
- 1...Re1
- 2.Qe5#
- 1...Rg2
- 2.Qe3#
- 2.Qe5#
- 1...Rg3
- 2.Qe5#
- 2.Qxe4#
- 1...Rg4
- 2.Qe3#
- 2.Qe5#
- 1...Bg2
- 2.Qe3#
- 2.Qe5#
- 1...Sd6
- 2.Qe3#
- 2.Qe5#
- 2.Qxd6#
- 1...gxf4!
- threat
- 1.Rc4+?
- Keys
- 1.Bg7!
- 1...Rxc1
- 2.Kxg5#
- 1...Rxh1
- 2.Kxg5#
- 1...Bxf5
- 2.Kxf5#
- 1...Sxc6
- 2.Sxc6#
- 1...Sxf7
- 2.Kxf7#
- 1...d2
- 2.Qxd2#
- 1...Rd1
- 2.Kxg5#
- 1...Re1
- 2.Kxg5#
- 1...Rf1
- 2.Kxg5#
- 1...Rg2
- 2.Qxa1#
- 1...Rg3
- 2.Qxa1#
- 1...Rg4
- 2.Qxa1#
- 1...Bb2
- 2.Qxb2#
- 1...Bc3
- 2.Qxc3#
- 1...Bf1
- 2.Qxa1#
- 1...Bg2
- 2.Kxg5#
- 1...Bg4
- 2.Kxg5#
- 1...Sb6
- 2.Ke7#
- 1...Sd6
- 2.Ke7#
- 1...Sa7
- 2.Ke7#
- 1...Se7
- 2.Kxe7#
- 1...Se6
- 2.Kxe6#
- 1...Sb7
- 2.Ke6#
- 1...a3
- 2.Sb3#
- 1...e3
- 2.Rd5#
- 1...f3
- 2.Qe3#
- 1...b4
- 2.Qc4#
- 1...g4
- 2.Kg5#
- 1...h5
- 2.Kg6#
- 1...h6
- 2.Kg6#
- 1...Rxc1
- 1.Bg7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 18
- REMOVED MATES = 0
- Sets
- R(b);N_GUARD::QAB(A),XB(a)
- B(a);N_GUARD::QAB(A),XB(a)
- B(a);N_GUARD::QAB1(A),XB(a)
- B(d);S_CUTR(b)::QAB(A),XB(a)
- S(m);XP(G)::S(D),XS(m)
- P(c);OGATEB::QAR2(A),XP(c)
- P(e);N_GUARD::S(D)
- P(g);::R1(E)
- P(h);N_GUARD::QAB1(A)
- P(i);N_GUARD::QAR1(A)
- Tries
- Try
- R(E);CHECK
- Vars
- P(i);OGATE,XR(E)::QAR1(A),XP(i)
- Refutation
- K(f);CHECK,P-FLIGHT,P_SPINP(g)
- Try
- Q(A);P_PINP(g),XP(h)
- Threat
- DUALS(3)
- Vars
- R(b);::QAB1(A)
- Refutation
- P(j);N_SPINP(g),XQ(A)
- Try
- Actual
- B(I);
- Vars
- R(b);XQ(A)::B(I)+K(H),XP(j)
- R(b);XB(B)::B(I)+K(H),XP(j)
- B(d);XP(F)::B(I)+K(H),XB(d)
- S(m);XP(G)::S(D),XS(m)
- S(m);XP(K)::B(I)+K(H),XS(m)
- P(c);OGATEB::QAR2(A),XP(c)
- R(b);::B(I)+K(H),XP(j)
- R(b);N_GUARD::QAB(A),XB(a)
- B(a);N_GUARD::QAB(A),XB(a)
- B(a);N_GUARD::QAB1(A),XB(a)
- B(d);S_CUTR(b)::QAB(A),XB(a)
- B(d);::B(I)+K(H),XP(j)
- S(l);::B(I)+K(H)
- S(l);::B(I)+K(H),XS(l)
- S(m);::B(I)+K(H),XS(m)
- S(m);::B(I)+K(H)
- P(e);N_GUARD::S(D)
- P(g);::R1(E)
- P(h);N_GUARD::QAB1(A)
- P(i);N_GUARD::QAR1(A)
- P(j);::B(I)+K(H)
- P(k);::B(I)+K(H)
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).