MESON Chess Problem Database
Problem Display
PID: 149753 (6K1/3pQ1PP/Bppp4/r2k4/1q2pb2/B7/2R1N3/1N6 w - - 0 1)
Pimenov, Vitaly Ivanovich
Tijdschrift vd NSB, 1930
#2
9 + 9
| 35 | L'Italia Scacchistica | 1930 |
SOLUTION
- SOUND
- Sets
- 1...Qe1
- 2.Bc4#
- 1...Qd2
- 2.Bc4#
- 1...Qc3
- 2.Sbxc3#
- 1...Qxb1
- 2.Bc4#
- 1...Qb2
- 2.Bc4#
- 1...Qa4
- 2.Sbc3#
- 1...Qc4
- 2.Bxc4#
- 1...Qd4
- 2.Sxf4#
- 1...Be5
- 2.Qf7#
- 1...c5
- 2.Bb7#
- 1...Qe1
- Tries
- 1.Kf8?
- threat
- 2.g8Q#
- 2.g8B#
- 1...Qxa3
- 2.g8Q#
- 2.g8B#
- 1...Qxb1
- 2.Bc4#
- 2.g8Q#
- 2.g8B#
- 1...Rxa3
- 2.g8Q#
- 2.g8B#
- 1...Rxa6
- 2.g8Q#
- 2.g8B#
- 1...c5
- 2.Bb7#
- 1...Qe1
- 2.Bc4#
- 2.g8Q#
- 2.g8B#
- 1...Qd2
- 2.Bc4#
- 2.g8Q#
- 2.g8B#
- 1...Qc3
- 2.Sbxc3#
- 2.g8Q#
- 2.g8B#
- 1...Qc5
- 2.g8Q#
- 2.g8B#
- 1...Qb2
- 2.Bc4#
- 2.g8Q#
- 2.g8B#
- 1...Qb3
- 2.g8Q#
- 2.g8B#
- 1...Qa4
- 2.Sbc3#
- 2.g8Q#
- 2.g8B#
- 1...Qc4
- 2.Bxc4#
- 2.g8Q#
- 2.g8B#
- 1...Qd4
- 2.Sxf4#
- 2.g8Q#
- 2.g8B#
- 1...Qb5
- 2.g8Q#
- 2.g8B#
- 1...Ra4
- 2.g8Q#
- 2.g8B#
- 1...Rb5
- 2.g8Q#
- 2.g8B#
- 1...Rc5
- 2.g8Q#
- 2.g8B#
- 1...Bc1
- 2.g8Q#
- 2.g8B#
- 1...Bd2
- 2.g8Q#
- 2.g8B#
- 1...Bh2
- 2.g8Q#
- 2.g8B#
- 1...Be3
- 2.g8Q#
- 2.g8B#
- 1...Bg3
- 2.g8Q#
- 2.g8B#
- 1...Be5
- 2.Qf7#
- 2.g8Q#
- 2.g8B#
- 1...Bg5
- 2.g8Q#
- 2.g8B#
- 1...e3
- 2.g8Q#
- 2.g8B#
- 1...b5
- 2.g8Q#
- 2.g8B#
- 1...Bh6!
- threat
- 1.Rc4?
- threat
- 2.Sxf4#
- 2.Qxe4#
- 1...Qxb1
- 2.Sc3#
- 2.Sxf4#
- 2.Rd4#
- 1...Rxa6
- 2.Qxe4#
- 1...Qb5
- 2.Rd4#
- 2.Qxe4#
- 1...Rb5
- 2.Qxe4#
- 1...b5
- 2.Qxe4#
- 1...c5
- 2.Qxe4#
- 1...Qd2
- 2.Qxe4#
- 1...Bc1
- 2.Qxe4#
- 1...Bd2
- 2.Qxe4#
- 1...Bh2
- 2.Qxe4#
- 1...Be3
- 2.Qxe4#
- 1...Bg3
- 2.Qxe4#
- 1...Be5
- 2.Qf7#
- 1...Bg5
- 2.Qxe4#
- 1...Bh6
- 2.Qxe4#
- 1...e3
- 2.Sxf4#
- 2.Qe4#
- 1...Qxc4!
- threat
- 1.Kf8?
- Keys
- 1.Kh8!
- threat
- 2.g8Q#
- 2.g8B#
- 1...Qxa3
- 2.g8Q#
- 2.g8B#
- 1...Qxb1
- 2.Bc4#
- 2.g8Q#
- 2.g8B#
- 1...Rxa3
- 2.g8Q#
- 2.g8B#
- 1...Rxa6
- 2.g8Q#
- 2.g8B#
- 1...c5
- 2.Bb7#
- 1...Qe1
- 2.Bc4#
- 2.g8Q#
- 2.g8B#
- 1...Qd2
- 2.Bc4#
- 2.g8Q#
- 2.g8B#
- 1...Qc3
- 2.Sbxc3#
- 1...Qc5
- 2.g8Q#
- 2.g8B#
- 1...Qb2
- 2.Bc4#
- 1...Qb3
- 2.g8Q#
- 2.g8B#
- 1...Qa4
- 2.Sbc3#
- 2.g8Q#
- 2.g8B#
- 1...Qc4
- 2.Bxc4#
- 2.g8Q#
- 2.g8B#
- 1...Qd4
- 2.Sxf4#
- 1...Qb5
- 2.g8Q#
- 2.g8B#
- 1...Ra4
- 2.g8Q#
- 2.g8B#
- 1...Rb5
- 2.g8Q#
- 2.g8B#
- 1...Rc5
- 2.g8Q#
- 2.g8B#
- 1...Bc1
- 2.g8Q#
- 2.g8B#
- 1...Bd2
- 2.g8Q#
- 2.g8B#
- 1...Bh2
- 2.g8Q#
- 2.g8B#
- 1...Be3
- 2.g8Q#
- 2.g8B#
- 1...Bg3
- 2.g8Q#
- 2.g8B#
- 1...Be5
- 2.Qf7#
- 1...Bg5
- 2.g8Q#
- 2.g8B#
- 1...Bh6
- 2.g8Q#
- 2.g8B#
- 1...e3
- 2.g8Q#
- 2.g8B#
- 1...b5
- 2.g8Q#
- 2.g8B#
- threat
- 1.Kh8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 5
- Sets
- Q(a);N_GUARD::B(E)
- Q(a);N_GUARD::S(A),XQ(a)
- Q(a);N_GUARD,XS(A)::B(E)
- Q(a);N_GUARD::S(A)
- Q(a);N_GUARD::B(E),XQ(a)
- Q(a);SBLOCK::S(C),XB(c)
- B(c);SBLOCK::QAB(F)
- P(g);OGATEB::B(E)
- Tries
- Try
- K(I);P-FLIGHT
- Threat
- P=Q
- Vars
- Q(a);XB(D)::P=Q
- R(d);XB(D)::P=Q
- R(d);XB(E)::P=Q
- P(g);OGATEB::B(E)
- Q(a);::P=Q
- R(d);::P=Q
- B(c);::P=Q
- P(b);::P=Q
- P(f);::P=Q
- Refutation
- B(c);P_PINP(G)
- Try
- R(B);
- Threat
- DUALS(2)
- Vars
- R(d);XB(E)::QAB1(F),XP(b)
- R(d);::QAB1(F),XP(b)
- P(f);::QAB1(F),XP(b)
- P(g);::QAB1(F),XP(b)
- Q(a);::QAB1(F),XP(b)
- B(c);::QAB1(F),XP(b)
- B(c);SBLOCK::QAB(F)
- Refutation
- Q(a);XR(B)
- Try
- Actual
- K(I);P-FLIGHT
- Threat
- P=Q
- Vars
- Q(a);XB(D)::P=Q
- R(d);XB(D)::P=Q
- R(d);XB(E)::P=Q
- P(g);OGATEB::B(E)
- Q(a);N_GUARD,P_PINP(G)::S(A),XQ(a)
- Q(a);::P=Q
- Q(a);N_GUARD,P_PINP(G)::B(E)
- Q(a);P_PINP(G),SBLOCK::S(C),XB(c)
- R(d);::P=Q
- B(c);::P=Q
- B(c);P_PINP(G),SBLOCK::QAB(F)
- P(b);::P=Q
- P(f);::P=Q
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).