MESON Chess Problem Database
Problem Display
PID: 47647 (K2N3R/1PP1pN2/pQ6/1p1k1B2/3r4/1P1P4/2qn4/b1R1r3 w - - 0 1)
Rizzetti, Dante Hugo
3rd Prize, Themes-64, 1957
#2
11 + 9
| 16325 | Seleccion de Problemas de Dante Hugo Rizzetti (Kapros) | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Qb1
- 2.Rc5#
- 2.Qc5#
- 2.Qc6#
- 1...Qd1
- 2.Rc5#
- 2.Qc5#
- 2.Qc6#
- 1...Qxb3
- 2.Rc5#
- 2.Qc5#
- 2.Qc6#
- 1...Qxd3
- 2.Rc5#
- 2.Qc5#
- 2.Qc6#
- 1...Qa2
- 2.Rc5#
- 2.Qc5#
- 2.Qc6#
- 1...Qb2
- 2.Rc5#
- 2.Qc5#
- 2.Qc6#
- 1...Qc5
- 2.Rxc5#
- 2.Qxc5#
- 1...Qc6
- 2.Qxc6#
- 1...Rxc1
- 2.Be6#
- 1...Rd1
- 2.Be6#
- 1...Rf1
- 2.Be6#
- 1...Rg1
- 2.Be6#
- 1...Rh1
- 2.Be6#
- 1...Re6
- 2.Bxe6#
- 1...Bc3
- 2.Qc6#
- 1...Sc4
- 2.Qc6#
- 1...Se4
- 2.Be6#
- 1...e5
- 2.Be6#
- 2.Qd6#
- 1...e6
- 2.Qd6#
- 1...Qb1
- Tries
- 1.Sc6?
- threat
- 2.Rd8#
- 1...Qxc6
- 2.Qxc6#
- 1...Qc5
- 2.Rxc5#
- 2.Qxc5#
- 1...Sc4
- 2.Sb4#
- 1...Se4
- 2.Sxe7#
- 1...Re6!
- threat
- 1.Rxe1?
- threat
- 2.Be6#
- 2.Re5#
- 1...Qxc7
- 2.Be6#
- 1...Rxd3
- 2.Be6#
- 1...Qc6
- 2.Re5#
- 2.Qxc6#
- 1...Ra4
- 2.Be6#
- 1...Rb4
- 2.Be6#
- 1...Rc4
- 2.Be6#
- 1...Rf4
- 2.Be6#
- 1...Rg4
- 2.Be6#
- 1...Rh4
- 2.Be6#
- 1...Sf3
- 2.Be6#
- 1...Sc4
- 2.Be6#
- 2.Qc6#
- 1...Se4
- 2.Be6#
- 1...e5
- 2.Be6#
- 2.Rxe5#
- 2.Qd6#
- 1...e6
- 2.Bxe6#
- 2.Re5#
- 2.Qd6#
- 1...Re4!
- threat
- 1.Rxc2?
- threat
- 2.Rc5#
- 2.Qc5#
- 2.Qc6#
- 1...Rxd3
- 2.Qc5#
- 1...Sxb3
- 2.Qc6#
- 1...Rc1
- 2.Be6#
- 2.Qc5#
- 2.Qc6#
- 2.Qe6#
- 1...Re6
- 2.Bxe6#
- 2.Rc5#
- 2.Qc5#
- 2.Qxe6#
- 1...Ra4
- 2.Qc5#
- 1...Rb4
- 2.Qc5#
- 1...Rde4
- 2.Qc5#
- 1...Rf4
- 2.Qc5#
- 1...Rg4
- 2.Qc5#
- 1...Rh4
- 2.Qc5#
- 1...Bc3
- 2.Qc6#
- 1...Sc4
- 2.Qc6#
- 1...Se4
- 2.Be6#
- 2.Qc6#
- 2.Qe6#
- 1...Rc4!
- threat
- 1.Rh5?
- threat
- 2.Be4#
- 2.Be6#
- 1...Qxd3
- 2.Rc5#
- 2.Qc5#
- 2.Qc6#
- 1...Ree4
- 2.Bxe4#
- 2.Be6#
- 1...Re5
- 2.Be6#
- 1...Re6
- 2.Be4#
- 2.Bxe6#
- 1...Rde4
- 2.Bxe4#
- 2.Be6#
- 1...Se4
- 2.Bxe4#
- 2.Be6#
- 1...e5
- 2.Be6#
- 2.Qd6#
- 1...e6
- 2.Be4#
- 2.Bxe6#
- 2.Qd6#
- 1...Rxd3!
- threat
- 1.Qxb5+?
- 1...Qc5
- 2.Rxc5#
- 2.Qxc5#
- 1...axb5!
- 1...Qc5
- 1.Sc6?
- Keys
- 1.Se6!
- threat
- 2.Rd8#
- 1...Qxc7
- 2.Sxc7#
- 1...Rxe6
- 2.Bxe6#
- 1...Qc5
- 2.Rxc5#
- 2.Qxc5#
- 1...Qc6
- 2.Qxc6#
- 1...Sc4
- 2.Qc5#
- 1...Se4
- 2.Sf4#
- threat
- 1.Se6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 7
- Sets
- Q(c);N_GUARD,P_PINP(F)::QAB1(E),XQ(c)
- R(b);N_GUARD,XR(A)::B(D)
- R(b);N_GUARD::B(D)
- R(b);N_GUARD::B(D),XR(b)
- B(a);S_CUTQ(c)::QAB1(E)
- S(d);S_CUTQ(c)::QAB1(E)
- S(d);S_CUTR(b)::B(D)
- P(i);N_GUARD::QAR1(E)
- Tries
- Try
- S(J);
- Threat
- R(K)
- Vars
- Q(c);OGATE,P_PINP(F),XS(J)::QAB1(E),XQ(c)
- S(d);S_CUTR(e)::S(J)
- S(d);S_CUTR(b)::S(J),XP(i)
- Refutation
- R(b);
- Try
- R(A);XR(b)
- Threat
- DUALS(2)
- Vars
- Q(c);XP(G)::B(D)
- R(e);XP(C)::B(D)
- R(e);::B(D)
- S(d);::B(D)
- Refutation
- R(e);
- Try
- R(A);XQ(c)
- Threat
- DUALS(3)
- Vars
- R(e);XP(C)::QAR1(E)
- S(d);XP(B)::QAB1(E)
- R(e);::QAR1(E)
- B(a);::QAB1(E)
- S(d);::QAB1(E)
- Refutation
- R(e);
- Try
- R(K);
- Threat
- DUALS(2)
- Vars
- R(b);::B(D)
- Refutation
- R(e);XP(C)
- Try
- Q(E);CHECK,XP(f)
- Refutation
- P(h);XQ(E)
- Try
- Actual
- S(J);
- Threat
- R(K)
- Vars
- Q(c);XP(G)::S(J),XQ(c)
- R(b);OGATE,XS(J)::B(D),XR(b)
- Q(c);N_GUARD,P_PINP(F)::QAB1(E),XQ(c)
- S(d);S_CUTQ(c)::QAR1(E)
- S(d);S_CUTR(e)::S(J)
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).