MESON Chess Problem Database
Problem Display
PID: 152344 (2B3Nn/KN1n3r/R2Bpp2/5kpP/3Q2p1/8/5q2/5Rb1 w - - 0 1)
La Copule
L'Echiquier, 1930
#2
9 + 10
| 35 | L'Italia Scacchistica | 1930 |
SOLUTION
- SOUND
- Sets
- 1...Rxh5
- 2.Se7#
- 1...Rh6
- 2.Sxh6#
- 2.Se7#
- 1...Re7
- 2.Sh6#
- 2.Sxe7#
- 1...Rf7
- 2.Sh6#
- 1...Rg7
- 2.Sh6#
- 1...Sc5
- 2.Qd5#
- 1...Sb6
- 2.Qd3#
- 1...Sb8
- 2.Ra5#
- 1...Sf8
- 2.Ra5#
- 1...Sf7
- 2.Se7#
- 1...Rxh5
- Tries
- 1.Bh2?
- threat
- 2.Sd6#
- 1...Rxh5
- 2.Se7#
- 1...Sc5
- 2.Qd5#
- 1...Se5
- 2.Bxe6#
- 1...Sb6
- 2.Qd3#
- 1...Sb8
- 2.Bxe6#
- 2.Ra5#
- 1...Sf8
- 2.Ra5#
- 1...Sf7
- 2.Se7#
- 1...e5
- 2.Rxf6#
- 1...Bxh2!
- threat
- 1.Bc7?
- threat
- 2.Sd6#
- 1...Rxh5
- 2.Se7#
- 1...Sf7
- 2.Se7#
- 1...e5
- 2.Rxf6#
- 1...Bh2!
- threat
- 1.Bb8?
- threat
- 2.Sd6#
- 1...Rxh5
- 2.Se7#
- 1...Sxb8
- 2.Bxe6#
- 2.Ra5#
- 1...Sc5
- 2.Qd5#
- 1...Se5
- 2.Bxe6#
- 1...Sb6
- 2.Qd3#
- 1...Sf8
- 2.Ra5#
- 1...Sf7
- 2.Se7#
- 1...e5
- 2.Rxf6#
- 1...Bh2!
- threat
- 1.Bh2?
- Keys
- 1.Bg3!
- threat
- 2.Sd6#
- 1...Rxh5
- 2.Se7#
- 1...Sc5
- 2.Qd5#
- 1...Se5
- 2.Bxe6#
- 1...Sb6
- 2.Qd3#
- 1...Sb8
- 2.Bxe6#
- 2.Ra5#
- 1...Sf8
- 2.Ra5#
- 1...Sf7
- 2.Se7#
- 1...e5
- 2.Rxf6#
- threat
- 1.Bg3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 3
- Sets
- R(i);N_GUARD,XP(C)::S(I)
- R(i);N_GUARD::S(I)
- S(h);N_PINQ(B),P_PINS(G),P_SPINP(f)::QAR2(B)
- S(h);N_PINQ(B),P_PINS(G),P_SPINP(f)::QAB(B)
- S(h);N_GUARD,P_PINS(G),P_SPINP(f)::R(D)
- S(j);S_CUTR(i)::S(I)
- Tries
- Try
- B(E);
- Threat
- S(G)
- Vars
- R(i);N_GUARD,XP(C)::S(I)
- S(h);N_PINQ(B),P_PINS(G),P_SPINP(f)::QAR2(B)
- S(h);OGATE,P_PINS(G),P_SPINP(f)::B(H),XP(f)
- S(h);N_PINQ(B),P_PINS(G),P_SPINP(f)::QAB(B)
- S(h);N_GUARD,P_PINS(G),P_SPINP(f)::R(D)
- S(j);S_CUTR(i)::S(I)
- P(f);OGATE,P_SPINS(h)::R1(D),XP(g)
- Refutation
- B(a);XB(E)
- Try
- B(E);
- Threat
- S(G)
- Vars
- R(i);N_GUARD,XP(C)::S(I)
- S(j);S_CUTR(i)::S(I)
- P(f);OGATE,P_SPINS(h)::R1(D),XP(g)
- Refutation
- B(a);
- Try
- B(E);
- Threat
- S(G)
- Vars
- R(i);N_GUARD,XP(C)::S(I)
- S(h);N_PINQ(B),P_PINS(G),P_SPINP(f)::QAR2(B)
- S(h);OGATE,P_PINS(G),P_SPINP(f)::B(H),XP(f)
- S(h);N_PINQ(B),P_PINS(G),P_SPINP(f)::QAB(B)
- S(h);N_GUARD,P_PINS(G),P_SPINP(f)::R(D)
- S(j);S_CUTR(i)::S(I)
- P(f);OGATE,P_SPINS(h)::R1(D),XP(g)
- Refutation
- B(a);
- Try
- Actual
- B(E);
- Threat
- S(G)
- Vars
- R(i);N_GUARD,XP(C)::S(I)
- S(h);N_PINQ(B),P_PINS(G),P_SPINP(f)::QAR2(B)
- S(h);OGATE,P_PINS(G),P_SPINP(f)::B(H),XP(f)
- S(h);N_PINQ(B),P_PINS(G),P_SPINP(f)::QAB(B)
- S(h);N_GUARD,P_PINS(G),P_SPINP(f)::R(D)
- S(j);S_CUTR(i)::S(I)
- P(f);OGATE,P_SPINS(h)::R1(D),XP(g)
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).