MESON Chess Problem Database
Problem Display
PID: 164747 (bN1B1n2/r1p2R1n/p5p1/K1P1kp2/1QB1P3/4PP2/6P1/b7 w - - 0 1)
Pasqualini, Giuseppe
L'Italia Scacchistica, 1916
#2
11 + 10
| 15148 | Sadier Collection | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Rb7
- 2.Sc6#
- 1...Bb2
- 2.Qxb2#
- 1...Bc3
- 2.Qxc3#
- 1...Bxe4
- 2.f4#
- 1...Bc6
- 2.Sxc6#
- 1...Bb7
- 2.Bxc7#
- 1...Sg5
- 2.Bf6#
- 1...Sf6
- 2.Bxf6#
- 1...Se6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...fxe4
- 2.f4#
- 1...g5
- 2.Rxf5#
- 1...Rb7
- Tries
- 1.Ba2?
- threat
- 2.f4#
- 1...Bd4
- 2.Qxd4#
- 1...Se6
- 2.Sd7#
- 1...f4
- 2.exf4#
- 1...g5
- 2.Rxf5#
- 1...Bd5!
- threat
- 1.Bb3?
- threat
- 2.f4#
- 1...Bd4
- 2.Qxd4#
- 1...Se6
- 2.Sd7#
- 1...f4
- 2.exf4#
- 1...g5
- 2.Rxf5#
- 1...Bd5!
- threat
- 1.Bd5?
- threat
- 2.f4#
- 1...fxe4
- 2.Qxe4#
- 1...Se6
- 2.Sd7#
- 1...f4
- 2.exf4#
- 1...g5
- 2.Rxf5#
- 1...Bxd5!
- threat
- 1.Re7+?
- 1...Se6
- 2.Sd7#
- 2.Rxe6#
- 1...Kf6!
- 1...Se6
- 1.Qb7?
- threat
- 2.Sc6#
- 2.Bxc7#
- 2.f4#
- 1...Rxb7
- 2.Sc6#
- 1...Bxb7
- 2.Bxc7#
- 1...Se6
- 2.Sc6#
- 2.Sd7#
- 1...f4
- 2.Sc6#
- 2.Bxc7#
- 1...g5
- 2.Sc6#
- 2.Bxc7#
- 2.Rxf5#
- 1...c6
- 2.Sxc6#
- 2.Bc7#
- 1...Bc3+!
- threat
- 1.Ba2?
- Keys
- 1.Qd2!
- 1...Bc3+
- 2.Qxc3#
- 1...Bxe4
- 2.f4#
- 1...fxe4
- 2.f4#
- 1...Bd5
- 2.Qxd5#
- 1...Bd4
- 2.Qxd4#
- 2.exd4#
- 1...Rb7
- 2.Sc6#
- 2.Qd5#
- 1...Bb2
- 2.Qxb2#
- 1...Bc6
- 2.Sxc6#
- 1...Bb7
- 2.Bxc7#
- 1...Sg5
- 2.Bf6#
- 1...Sf6
- 2.Bxf6#
- 1...Se6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...f4
- 2.exf4#
- 1...g5
- 2.Rxf5#
- 1...c6
- 2.Qd6#
- 1...Bc3+
- 1.Qd2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- R(f);S_CUTB(i)::S(J)
- B(a);N_GUARD::QAB(D),XB(a)
- B(a);N_GUARD,P_PINQ(D)::QAB(D),XB(a)
- B(i);SBLOCK,XP(F)::P(C)
- B(i);N_GUARD::S(J),XB(i)
- B(i);S_CUTR(f)::B(K),XP(g)
- S(h);N_GUARD::B(K)
- S(h);N_GUARD::B(K),XS(h)
- S(j);N_GUARD::S(J)
- S(j);N_GUARD::S(J),XS(j)
- P(c);SBLOCK,XP(F)::P(C)
- P(e);N_GUARD::R1(I),XP(c)
- Tries
- Try
- B(E);
- Threat
- P(C)
- Vars
- B(a);N_GUARD::QAB1(D),XB(a)
- S(j);N_GUARD::S(J)
- P(c);OGATE::P(B),XP(c)
- P(e);N_GUARD::R1(I),XP(c)
- Refutation
- B(i);
- Try
- B(E);
- Threat
- P(C)
- Vars
- B(a);N_GUARD::QAB1(D),XB(a)
- S(j);N_GUARD::S(J)
- P(c);OGATE::P(B),XP(c)
- P(e);N_GUARD::R1(I),XP(c)
- Refutation
- B(i);
- Try
- B(E);
- Threat
- P(C)
- Vars
- P(c);OGATE,XP(F)::QAR1(D),XP(c)
- S(j);N_GUARD::S(J)
- P(c);OGATE::P(B),XP(c)
- P(e);N_GUARD::R1(I),XP(c)
- Refutation
- B(i);XB(E)
- Try
- R(I);CHECK
- Refutation
- K(b);S_FLIGHT
- Try
- Q(D);
- Threat
- DUALS(3)
- Vars
- R(f);XQ(D)::S(J)
- B(i);XQ(D)::B(K),XP(g)
- Refutation
- B(a);CHECK
- Try
- Actual
- Q(D);
- Vars
- B(a);CHECK,N_GUARD::QAB(D),XB(a)
- B(i);SBLOCK,XP(F)::P(C)
- P(c);SBLOCK,XP(F)::P(C)
- B(i);N_GUARD::QAR1(D),XB(i)
- B(a);N_GUARD::QAB(D),XB(a)
- B(i);N_GUARD::S(J),XB(i)
- B(i);S_CUTR(f)::B(K),XP(g)
- S(h);N_GUARD::B(K)
- S(h);N_GUARD::B(K),XS(h)
- S(j);N_GUARD::S(J)
- S(j);N_GUARD::S(J),XS(j)
- P(c);OGATE::P(B),XP(c)
- P(e);N_GUARD::R1(I),XP(c)
- P(g);N_GUARD::QAB1(D)
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).