MESON Chess Problem Database
Problem Display
PID: 194079 (2k5/1qpp4/N4B2/N7/p7/1p1B4/1Q6/K1R5 w - - 0 1)
Pasqualini, Giulio
L'Italia Scacchistica, 1917
#2
7 + 6
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Qg2
- 2.Rxc7#
- 1...Qf3
- 2.Rxc7#
- 1...Qe4
- 2.Rxc7#
- 1...Qd5
- 2.Rxc7#
- 1...Qa8
- 2.Rxc7#
- 1...Qb4
- 2.Rxc7#
- 1...Qb5
- 2.Rxc7#
- 1...d5
- 2.Bf5#
- 1...d6
- 2.Bf5#
- 1...Qg2
- Tries
- 1.Sxb7?
- threat
- 2.Sd6#
- 2.Rxc7#
- 1...d5
- 2.Rxc7#
- 1...d6
- 2.Rxc7#
- 1...c5
- 2.Sd6#
- 1...c6
- 2.Sd6#
- 1...Kxb7!
- threat
- 1.Bg5?
- threat
- 2.Qh8#
- 1...d5
- 2.Bf5#
- 1...d6
- 2.Bf5#
- 1...Qf3
- 2.Rxc7#
- 1...Qe4
- 2.Rxc7#
- 1...Qd5
- 2.Rxc7#
- 1...Qb4
- 2.Rxc7#
- 1...Qh1!
- threat
- 1.Be7?
- threat
- 2.Qh8#
- 1...d5
- 2.Bf5#
- 1...d6
- 2.Bf5#
- 1...Qg2
- 2.Rxc7#
- 1...Qf3
- 2.Rxc7#
- 1...Qd5
- 2.Rxc7#
- 1...Qh1!
- threat
- 1.Qe5?
- threat
- 2.Qe8#
- 1...Qe4
- 2.Rxc7#
- 2.Qxc7#
- 1...b2+!
- threat
- 1.Qe2?
- threat
- 2.Qe8#
- 1...Qe4
- 2.Rxc7#
- 1...b2+!
- threat
- 1.Qg2?
- threat
- 2.Qxb7#
- 2.Qg8#
- 1...Qxg2
- 2.Rxc7#
- 1...Qxa6
- 2.Qg8#
- 1...d5
- 2.Bf5#
- 2.Qh3#
- 2.Qg4#
- 1...d6
- 2.Bf5#
- 2.Qh3#
- 2.Qg4#
- 1...Qc6
- 2.Qg8#
- 1...Qf3
- 2.Rxc7#
- 2.Qg8#
- 1...Qe4
- 2.Rxc7#
- 1...Qd5
- 2.Rxc7#
- 1...Qa8
- 2.Rxc7#
- 2.Qxa8#
- 2.Qg8#
- 1...Qb4
- 2.Rxc7#
- 1...Qb5
- 2.Rxc7#
- 2.Qg8#
- 1...Qb6
- 2.Qg8#
- 1...Qa7
- 2.Qg8#
- 1...Qb8
- 2.Qg8#
- 1...c6
- 2.Qg8#
- 1...b2+!
- threat
- 1.Qh2?
- threat
- 2.Qh8#
- 1...d5
- 2.Bf5#
- 2.Qh3#
- 1...d6
- 2.Bf5#
- 2.Qh3#
- 1...Qh1
- 2.Qxc7#
- 1...Qg2
- 2.Rxc7#
- 2.Qxc7#
- 1...Qe4
- 2.Rxc7#
- 2.Qxc7#
- 1...Qd5
- 2.Rxc7#
- 2.Qxc7#
- 1...Qb4
- 2.Rxc7#
- 2.Qxc7#
- 1...b2+!
- threat
- 1.Qxb3?
- threat
- 2.Qg8#
- 2.Qxb7#
- 1...Qxa6
- 2.Bxa6#
- 2.Qg8#
- 1...Qxb3
- 2.Rxc7#
- 1...d5
- 2.Bf5#
- 1...d6
- 2.Bf5#
- 2.Qe6#
- 1...Qc6
- 2.Qg8#
- 2.Qb8#
- 1...Qh1
- 2.Qg8#
- 2.Qb8#
- 1...Qg2
- 2.Rxc7#
- 2.Qb8#
- 1...Qf3
- 2.Rxc7#
- 2.Qg8#
- 2.Qb8#
- 1...Qe4
- 2.Rxc7#
- 2.Qb8#
- 1...Qd5
- 2.Rxc7#
- 2.Qb8#
- 1...Qa8
- 2.Rxc7#
- 2.Qg8#
- 1...Qb4
- 2.Rxc7#
- 1...Qb5
- 2.Rxc7#
- 2.Qg8#
- 1...Qb6
- 2.Qg8#
- 1...Qa7
- 2.Qg8#
- 1...Qb8
- 2.Qg8#
- 2.Qxb8#
- 1...axb3!
- threat
- 1.Sxb7?
- Keys
- 1.Bh4!
- threat
- 2.Qh8#
- 1...d5
- 2.Bf5#
- 1...d6
- 2.Bf5#
- 1...Qg2
- 2.Rxc7#
- 1...Qf3
- 2.Rxc7#
- 1...Qe4
- 2.Rxc7#
- 1...Qd5
- 2.Rxc7#
- 1...Qb4
- 2.Rxc7#
- threat
- 1.Bh4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 2
- Sets
- Q(c);N_GUARD::R1(B),XP(d)
- P(e);OGATEB::B(D)
- Tries
- Try
- S(E);XQ(c)
- Threat
- DUALS(2)
- Vars
- P(e);::R1(B),XP(d)
- P(d);::S(E)
- Refutation
- K(f);N_SPINP(d),P_SPINP(a),S_FLIGHT,XS(E)
- Try
- B(G);
- Threat
- QAR(C)
- Vars
- P(e);OGATEB::B(D)
- Q(c);N_GUARD::R1(B),XP(d)
- Refutation
- Q(c);P_PINR(B)
- Try
- B(G);
- Threat
- QAR(C)
- Vars
- P(e);OGATEB::B(D)
- Q(c);N_GUARD::R1(B),XP(d)
- Refutation
- Q(c);P_PINR(B)
- Try
- Q(C);
- Threat
- QAR2(C)
- Refutation
- P(a);CHECK
- Try
- Q(C);
- Threat
- QAR2(C)
- Vars
- Q(c);N_GUARD::R1(B),XP(d)
- Refutation
- P(a);CHECK
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- Q(c);N_GUARD,XQ(C)::R1(B),XP(d)
- Q(c);XS(F)::QAR(C)
- Q(c);N_SPINP(d)::QAR(C)
- Q(c);N_GUARD::R1(B),XP(d)
- Q(c);::QAR(C)
- P(d);::QAR(C)
- Refutation
- P(a);CHECK
- Try
- Q(C);
- Threat
- QAR(C)
- Vars
- Q(c);N_GUARD,P_PINR(B)::QAR1(C),XP(d)
- Refutation
- P(a);CHECK
- Try
- Q(C);XP(a)
- Threat
- DUALS(2)
- Vars
- Q(c);N_GUARD,XQ(C)::R1(B),XP(d)
- P(e);OGATEB::B(D)
- Q(c);N_GUARD::R1(B),XP(d)
- Q(c);::QAR(C)
- Refutation
- P(b);XQ(C)
- Try
- Actual
- B(G);
- Threat
- QAR(C)
- Vars
- P(e);OGATEB::B(D)
- Q(c);N_GUARD::R1(B),XP(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).