MESON Chess Problem Database
Problem Display
PID: 65169 (4b2K/1r5p/2B2Q2/R2p3r/n1kBN3/1pp5/1RN1Pp1b/q4n2 w - - 0 1)
Simoni, Francesco
1st Prize, Die Schwalbe, 1991
#2
9 + 13
| 4827 | FIDE Album (1989-1991) | 1997 |
SOLUTION
- SOUND
- Sets
- 1...Rh3
- 2.Bxd5#
- 1...Rh4
- 2.Bxd5#
- 1...Re5
- 2.Sd6#
- 1...Rh6
- 2.Bxd5#
- 1...Rd7
- 2.Bb5#
- 1...Bg1
- 2.Sd6#
- 1...Be5
- 2.Bxd5#
- 1...Bd6
- 2.Sxd6#
- 1...Sg3
- 2.Sd6#
- 1...Sxb2
- 2.Rc5#
- 1...Sc5
- 2.Rxc5#
- 1...Sb6
- 2.Rc5#
- 1...Rh3
- Tries
- 1.Sa3+?
- 1...Kb4
- 2.Rxa4#
- 1...Qxa3!
- 1...Kb4
- 1.Bxf2?
- threat
- 2.Qd4#
- 1...Re5
- 2.Sd6#
- 1...Be5
- 2.Bxd5#
- 1...d4
- 2.Qxd4#
- 1...Qd1!
- threat
- 1.Bxc3?
- threat
- 2.Qd4#
- 1...Qd1
- 2.Sa3#
- 1...Be5
- 2.Bxd5#
- 1...d4
- 2.Qxd4#
- 1...Re5!
- threat
- 1.Be3?
- threat
- 2.Qd4#
- 1...Re5
- 2.Sd6#
- 1...Be5
- 2.Bxd5#
- 1...d4
- 2.Qxd4#
- 1...Qd1!
- threat
- 1.Bc5?
- threat
- 2.Qd4#
- 1...Qd1
- 2.Sa3#
- 1...Re5
- 2.Sd6#
- 1...d4
- 2.Qxd4#
- 1...Be5!
- threat
- 1.Be5?
- threat
- 2.Sd6#
- 2.Bxd5#
- 1...Rxe5
- 2.Sd6#
- 1...Bxe5
- 2.Bxd5#
- 1...Bxc6
- 2.Sd6#
- 1...dxe4
- 2.Bd5#
- 2.Qe6#
- 1...Qd1
- 2.Sd6#
- 1...Qa3
- 2.Bxd5#
- 1...Rd7
- 2.Bb5#
- 1...Bf7
- 2.Sd6#
- 1...Se3
- 2.Sd6#
- 1...Sc5
- 2.Sd6#
- 2.Rxc5#
- 1...Sb6
- 2.Sd6#
- 2.Rc5#
- 1...d4
- 2.Sd6#
- 2.Bd5#
- 2.Qe6#
- 1...Rb5!
- threat
- 1.Ba7?
- threat
- 2.Qd4#
- 1...Re5
- 2.Sd6#
- 1...Be5
- 2.Bxd5#
- 1...d4
- 2.Qxd4#
- 1...Qd1!
- threat
- 1.Rxa4+?
- 1...Rb4
- 2.Rxb4#
- 1...Qxa4!
- 1...Rb4
- 1.Qe5?
- threat
- 2.Sd6#
- 2.Bxd5#
- 1...Rxe5
- 2.Sd6#
- 1...Bxc6
- 2.Sd6#
- 1...dxe4
- 2.Bd5#
- 1...Qa3
- 2.Bxd5#
- 1...Rh6
- 2.Bxd5#
- 2.Qxd5#
- 1...Rb5
- 2.Sd6#
- 1...Rd7
- 2.Bb5#
- 1...Bf7
- 2.Sd6#
- 1...Se3
- 2.Sd6#
- 1...Sb6
- 2.Sd6#
- 2.Rc5#
- 1...Bxe5+!
- threat
- 1.Sa3+?
- Keys
- 1.Bb6!
- threat
- 2.Qd4#
- 1...Qd1
- 2.Rxa4#
- 1...Re5
- 2.Sd6#
- 1...Be5
- 2.Bxd5#
- 1...d4
- 2.Qxd4#
- threat
- 1.Bb6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 10
- Sets
- R(j);N_GUARD::B(G),XP(i)
- R(j);S_CUTB(d)::S(E)
- R(k);N_GUARD,S_CUTB(m)::B(G)
- B(d);N_GUARD::S(E)
- B(d);P_PINQ(H),S_CUTR(j)::B(G),XP(i)
- B(d);N_GUARD::S(E),XB(d)
- S(b);S_CUTB(d)::S(E)
- S(g);N_GUARD,XR(A)::R1(F)
- S(g);N_GUARD::R1(F),XS(g)
- S(g);N_GUARD::R1(F)
- Tries
- Try
- S(B);CHECK
- Vars
- K(h);P-FLIGHT,P_SPINP(e)::R1(F),XS(g)
- Refutation
- Q(a);XS(B)
- Try
- B(D);XP(c)
- Threat
- QAR1(H)
- Vars
- R(j);S_CUTB(d)::S(E)
- B(d);P_PINQ(H),S_CUTR(j)::B(G),XP(i)
- P(i);::QAR1(H),XP(i)
- Refutation
- Q(a);
- Try
- B(D);XP(f)
- Threat
- QAR1(H)
- Vars
- Q(a);N_GUARD::S(B)
- B(d);P_PINQ(H),S_CUTR(j)::B(G),XP(i)
- P(i);::QAR1(H),XP(i)
- Refutation
- R(j);
- Try
- B(D);
- Threat
- QAR1(H)
- Vars
- R(j);S_CUTB(d)::S(E)
- B(d);P_PINQ(H),S_CUTR(j)::B(G),XP(i)
- P(i);::QAR1(H),XP(i)
- Refutation
- Q(a);
- Try
- B(D);
- Threat
- QAR1(H)
- Vars
- Q(a);N_GUARD::S(B)
- R(j);S_CUTB(d)::S(E)
- P(i);::QAR1(H),XP(i)
- Refutation
- B(d);P_PINQ(H)
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- R(j);XB(D)::S(E)
- B(d);P_PINQ(H),XB(D)::B(G),XP(i)
- B(m);XB(G)::S(E)
- Q(a);::S(E)
- Q(a);::B(G),XP(i)
- R(k);N_GUARD,S_CUTB(m)::B(G)
- B(m);::S(E)
- S(b);::S(E)
- Refutation
- R(k);
- Try
- B(D);
- Threat
- QAR1(H)
- Vars
- R(j);S_CUTB(d)::S(E)
- B(d);P_PINQ(H),S_CUTR(j)::B(G),XP(i)
- P(i);::QAR1(H),XP(i)
- Refutation
- Q(a);
- Try
- R(F);CHECK,XS(g)
- Vars
- R(k);N_GUARD,P_SPINR(k)::R1(F),XR(k)
- Refutation
- Q(a);XR(F)
- Try
- Q(H);
- Threat
- DUALS(2)
- Vars
- R(j);XQ(H)::S(E)
- B(m);XB(G)::S(E)
- P(i);XS(E)::B(G)
- Q(a);::B(G),XP(i)
- R(k);::S(E)
- R(k);N_GUARD,S_CUTB(m)::B(G)
- B(m);::S(E)
- S(b);::S(E)
- Refutation
- B(d);CHECK,XQ(H)
- Try
- Actual
- B(D);
- Threat
- QAR1(H)
- Vars
- Q(a);N_GUARD::R(F),XS(g)
- R(j);S_CUTB(d)::S(E)
- B(d);P_PINQ(H),S_CUTR(j)::B(G),XP(i)
- P(i);::QAR1(H),XP(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).