MESON Chess Problem Database
Problem Display
PID: 269956 (1B3rr1/2bNp3/4BP2/2N1Rn1n/pppk2PQ/7R/1P3P1K/8 w - - 0 1)
Chicco, Adriano
Els Escacs a Catalunya, 1933
#2
12 + 10
| 15601 | Albrecht-Leiss-Degener Collection | 2023 |
SOLUTION
- SOUND
- Sets
- 1...Ba5
- 2.Re4#
- 2.Rd5#
- 1...Bxe5+
- 2.Bxe5#
- 1...Bb6
- 2.Re4#
- 2.Rd5#
- 1...Bd8
- 2.Re4#
- 2.Rd5#
- 1...Se3
- 2.fxe3#
- 1...Sfg3
- 2.Rd5#
- 1...Sd6
- 2.Rd5#
- 1...Sfg7
- 2.gxh5#
- 1...Shg3
- 2.Rd5#
- 1...Sf4
- 2.Re4#
- 1...Shg7
- 2.gxf5#
- 1...c3
- 2.Rd3#
- 1...Ba5
- Tries
- 1.Bxg8?
- threat
- 2.Se6#
- 1...Bxe5+
- 2.Bxe5#
- 1...Se3
- 2.fxe3#
- 1...Sfg3
- 2.Rd5#
- 1...Sfg7
- 2.gxh5#
- 1...Shg3
- 2.Rd5#
- 1...Sf4
- 2.Re4#
- 1...Shg7
- 2.gxf5#
- 1...c3
- 2.Rd3#
- 1...e6
- 2.Sxe6#
- 1...Rxf6!
- threat
- 1.Ba7?
- threat
- 2.Sb3#
- 1...Bb6
- 2.Re4#
- 2.Rd5#
- 1...Se3
- 2.fxe3#
- 1...Sfg3
- 2.Rd5#
- 1...Shg3
- 2.Rd5#
- 1...b3
- 2.Sxb3#
- 1...Bxe5+!
- threat
- 1.Bxc7?
- threat
- 2.Re4#
- 2.Rd5#
- 1...Rxg4
- 2.Rd5#
- 1...Se3
- 2.Re4#
- 2.fxe3#
- 1...Sfg3
- 2.Rd5#
- 1...Sd6
- 2.Rd5#
- 1...Shg3
- 2.Rd5#
- 1...Sf4
- 2.Re4#
- 1...c3
- 2.Rd3#
- 2.Re4#
- 1...Sxf6!
- threat
- 1.Rc3?
- threat
- 2.Rxc4#
- 1...Bxe5+
- 2.Bxe5#
- 1...Se3
- 2.fxe3#
- 1...Sd6
- 2.Rd5#
- 1...bxc3!
- threat
- 1.Rg3?
- threat
- 2.Re4#
- 2.Rd5#
- 1...Rxg4
- 2.Rd5#
- 1...Bxe5
- 2.Bxe5#
- 1...Sfxg3
- 2.Rd5#
- 1...Shxg3
- 2.Rd5#
- 1...Se3
- 2.Re4#
- 2.fxe3#
- 1...Sd6
- 2.Rd5#
- 1...Sf4
- 2.Re4#
- 1...c3
- 2.Rd3#
- 2.Re4#
- 1...Sxf6!
- threat
- 1.Qg3?
- threat
- 2.Re4#
- 2.Rd5#
- 1...Rxg4
- 2.Rd5#
- 1...Bxe5
- 2.Bxe5#
- 2.Qxe5#
- 1...Sfxg3
- 2.Rd5#
- 1...Shxg3
- 2.Rd5#
- 1...Se3
- 2.Re4#
- 2.Qxe3#
- 2.fxe3#
- 1...Sd6
- 2.Rd5#
- 2.Qe3#
- 1...Sf4
- 2.Re4#
- 2.Qxf4#
- 1...c3
- 2.Re4#
- 2.Qd3#
- 1...Sxf6!
- threat
- 1.Qg5?
- threat
- 2.Qd2#
- 1...Bxe5+
- 2.Bxe5#
- 1...Se3
- 2.Qxe3#
- 2.fxe3#
- 1...Sf4
- 2.Re4#
- 2.Qxf4#
- 1...c3
- 2.Rd3#
- 1...Rxg5!
- threat
- 1.gxf5+?
- 1...Sf4
- 2.Re4#
- 2.Rd5#
- 2.Qxf4#
- 1...Rg4!
- 1...Sf4
- 1.gxh5+?
- 1...Rg4
- 2.Qxg4#
- 1...Sxh4!
- 1...Rg4
- 1.g5+?
- 1...Sf4
- 2.Re4#
- 2.Rd5#
- 2.Qxf4#
- 1...Sxh4!
- 1...Sf4
- 1.Bxg8?
- Keys
- 1.Bf7!
- threat
- 2.Se6#
- 1...Bxe5+
- 2.Bxe5#
- 1...Se3
- 2.fxe3#
- 1...Sfg3
- 2.Rd5#
- 1...Sfg7
- 2.gxh5#
- 1...Shg3
- 2.Rd5#
- 1...Sf4
- 2.Re4#
- 1...Shg7
- 2.gxf5#
- 1...c3
- 2.Rd3#
- 1...e6
- 2.Sxe6#
- threat
- 1.Bf7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- B(g);CHECK,OGATE,XR(H)::B(L),XB(g)
- S(e);OGATE::P(B),XS(e)
- S(e);N_PINR(H)::R1(H)
- S(e);N_GUARD,S_CUTR(j)::QAR(F)+P(E),XS(f)
- S(f);N_PINR(H)::R1(H)
- S(f);N_GUARD,S_CUTR(j)::QAR(F)+P(E),XS(e)
- P(c);N_GUARD::R1(D)
- Tries
- Try
- B(I);XR(j)
- Threat
- S(G)
- Vars
- B(g);CHECK,OGATE,XR(H)::B(L),XB(g)
- S(e);OGATE::P(B),XS(e)
- S(e);N_PINR(H)::R1(H)
- S(e);N_GUARD::QAR(F)+P(E),XS(f)
- S(f);N_PINR(H)::R1(H)
- S(f);N_GUARD::QAR(F)+P(E),XS(e)
- P(c);N_GUARD::R1(D)
- P(h);::S(G),XP(h)
- Refutation
- R(i);XP(J)
- Try
- B(L);
- Threat
- B(L)+S(G),DCHECK
- Vars
- S(e);OGATE::P(B),XS(e)
- S(e);N_PINR(H)::R1(H)
- S(f);N_PINR(H)::R1(H)
- P(b);::B(L)+S(G),DCHECK,XP(b)
- Refutation
- B(g);CHECK,XR(H)
- Try
- B(L);N_SPINR(H),XB(g)
- Threat
- DUALS(2)
- Vars
- R(j);P_SPINR(j),XP(E)::R1(H)
- S(e);::R1(H)
- S(f);::R1(H)
- Refutation
- S(f);XP(J)
- Try
- R(D);
- Threat
- R1(D),XP(c)
- Vars
- B(g);CHECK,OGATE,XR(H)::B(L),XB(g)
- S(e);OGATE::P(B),XS(e)
- S(e);N_PINR(H)::R1(H)
- Refutation
- P(b);XR(D)
- Try
- R(D);N_SPINR(H)
- Threat
- DUALS(2)
- Vars
- R(j);P_SPINR(j),XP(E)::R1(H)
- B(g);OGATE,P_PINR(D),XR(H)::B(L),XB(g)
- S(e);XR(D)::R1(H)
- S(f);XR(D)::R1(H)
- S(e);::R1(H)
- S(f);::R1(H)
- Refutation
- S(f);XP(J)
- Try
- Q(F);N_SPINR(H)
- Threat
- DUALS(2)
- Vars
- R(j);XP(E)::R1(H)
- S(e);XQ(F)::R1(H)
- S(f);XQ(F)::R1(H)
- Refutation
- S(f);XP(J)
- Try
- Q(F);
- Threat
- QAR2(F)
- Vars
- B(g);CHECK,OGATE,XR(H)::B(L),XB(g)
- P(c);N_GUARD::R1(D)
- Refutation
- R(j);XQ(F)
- Try
- P(E);CHECK,XS(e)
- Refutation
- R(j);P_SPINR(j)
- Try
- P(E);CHECK,XS(f)
- Vars
- R(j);N_GUARD,P_SPINR(j)::QAR(F),XR(j)
- Refutation
- S(e);XQ(F)
- Try
- P(E);CHECK
- Refutation
- S(e);XQ(F)
- Try
- Actual
- B(I);
- Threat
- S(G)
- Vars
- B(g);CHECK,OGATE,XR(H)::B(L),XB(g)
- S(e);OGATE::P(B),XS(e)
- S(e);N_PINR(H)::R1(H)
- S(e);N_GUARD,S_CUTR(j)::QAR(F)+P(E),XS(f)
- S(f);N_PINR(H)::R1(H)
- S(f);N_GUARD,S_CUTR(j)::QAR(F)+P(E),XS(e)
- P(c);N_GUARD::R1(D)
- P(h);::S(G),XP(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).