MESON Chess Problem Database
Problem Display
PID: 139539 (7n/3K4/3p2p1/2pkp1P1/2Rbp3/5Q2/P3P3/2R2B2 w - - 0 1)
Dimitrov, Nikolai
Rochade Europa, 2010
#2
8 + 8
SOLUTION
- SOUND
- Sets
- 1...Ba1
- 2.Qxe4#
- 1...Bg1
- 2.Qxe4#
- 1...Bb2
- 2.Qxe4#
- 1...Bf2
- 2.Qxe4#
- 1...Bc3
- 2.Qxe4#
- 1...Be3
- 2.Qxe4#
- 1...Sf7
- 2.Qxf7#
- 1...Ba1
- Tries
- 1.Ra1?
- 1...Kxc4
- 2.Qb3#
- 1...Bxa1
- 2.Qxe4#
- 1...Bg1
- 2.Qxe4#
- 1...Bb2
- 2.Qxe4#
- 1...Bf2
- 2.Qxe4#
- 1...Bc3
- 2.Qxe4#
- 1...Be3
- 2.Qxe4#
- 1...Sf7
- 2.Qxf7#
- 1...exf3!
- 1...Kxc4
- 1.Rb1?
- 1...Kxc4
- 2.Qb3#
- 1...Ba1
- 2.Qxe4#
- 1...Bg1
- 2.Qxe4#
- 1...Bb2
- 2.Qxe4#
- 1...Bf2
- 2.Qxe4#
- 1...Bc3
- 2.Qxe4#
- 1...Be3
- 2.Qxe4#
- 1...Sf7
- 2.Qxf7#
- 1...exf3!
- 1...Kxc4
- 1.Rd1?
- 1...Kxc4
- 2.Qb3#
- 1...Sf7
- 2.Qxf7#
- 1...exf3!
- 1...Kxc4
- 1.R1c2?
- 1...Bc3
- 2.Qxe4#
- 1...Ba1
- 2.Qxe4#
- 1...Bg1
- 2.Qxe4#
- 1...Bb2
- 2.Qxe4#
- 1...Bf2
- 2.Qxe4#
- 1...Be3
- 2.Qxe4#
- 1...Sf7
- 2.Qxf7#
- 1...exf3!
- 1...Bc3
- 1.R1c3?
- 1...Bxc3
- 2.Qxe4#
- 1...Bg1
- 2.Qxe4#
- 1...Bf2
- 2.Qxe4#
- 1...Be3
- 2.Qxe4#
- 1...Sf7
- 2.Qxf7#
- 1...exf3!
- 1...Bxc3
- 1.Qh1?
- 1...Bc3
- 2.Qxe4#
- 1...Ba1
- 2.Qxe4#
- 1...Bg1
- 2.Qxe4#
- 1...Bb2
- 2.Qxe4#
- 1...Bf2
- 2.Qxe4#
- 1...Be3
- 2.Qxe4#
- 1...Sf7!
- 1...Bc3
- 1.Qg2?
- 1...Bc3
- 2.Qxe4#
- 1...Ba1
- 2.Qxe4#
- 1...Bg1
- 2.Qxe4#
- 1...Bb2
- 2.Qxe4#
- 1...Bf2
- 2.Qxe4#
- 1...Be3
- 2.Qxe4#
- 1...Sf7!
- 1...Bc3
- 1.Qb3?
- threat
- 2.Rxc5#
- 2.Qb7#
- 1...e3
- 2.Qb7#
- 1...Ba1
- 2.Qb7#
- 1...Bg1
- 2.Qb7#
- 1...Bb2
- 2.Qb7#
- 1...Bf2
- 2.Qb7#
- 1...Be3
- 2.Qb7#
- 1...Bc3!
- threat
- 1.Qf5?
- threat
- 2.Qe6#
- 1...e3
- 2.Bg2#
- 1...gxf5!
- threat
- 1.Qf6?
- threat
- 2.Qxd6#
- 2.Qe6#
- 1...Bc3
- 2.Qe6#
- 1...Sf7
- 2.Qe6#
- 2.Qxf7#
- 1...e3!
- threat
- 1.Qf8?
- threat
- 2.Qxd6#
- 2.Qa8#
- 1...e3
- 2.Qa8#
- 1...Sf7
- 2.Qxf7#
- 2.Qa8#
- 1...Bc3!
- threat
- 1.a3?
- 1...Bc3
- 2.Qxe4#
- 1...Sf7
- 2.Qxf7#
- 1...Ba1
- 2.Qxe4#
- 1...Bg1
- 2.Qxe4#
- 1...Bb2
- 2.Qxe4#
- 1...Bf2
- 2.Qxe4#
- 1...Be3
- 2.Qxe4#
- 1...exf3!
- 1...Bc3
- 1.a4?
- 1...Bc3
- 2.Qxe4#
- 1...Sf7
- 2.Qxf7#
- 1...Ba1
- 2.Qxe4#
- 1...Bg1
- 2.Qxe4#
- 1...Bb2
- 2.Qxe4#
- 1...Bf2
- 2.Qxe4#
- 1...Be3
- 2.Qxe4#
- 1...exf3!
- 1...Bc3
- 1.e3?
- 1...Bxe3
- 2.Qxe4#
- 1...Sf7
- 2.Qxf7#
- 1...Ba1
- 2.Qxe4#
- 1...Bb2
- 2.Qxe4#
- 1...Bc3
- 2.Qxe4#
- 1...exf3!
- 1...Bxe3
- 1.Ra1?
- Keys
- 1.Re1!
- 1...Kxc4
- 2.Qb3#
- 1...exf3
- 2.e4#
- 1...Ba1
- 2.Qxe4#
- 1...Bg1
- 2.Qxe4#
- 1...Bb2
- 2.Qxe4#
- 1...Bf2
- 2.Qxe4#
- 1...Bc3
- 2.Qxe4#
- 1...Be3
- 2.Qxe4#
- 1...Sf7
- 2.Qxf7#
- 1...Kxc4
- 1.Re1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- B(a);::QAB1(E),XP(b)
- S(h);N_GUARD::QAB(E),XS(h)
- Tries
- Try
- R(A);
- Vars
- K(d);N_SPINP(b),OGATEB,S_FLIGHT,XR(F)::QAB1(E)
- B(a);XR(A)::QAB1(E),XP(b)
- B(a);::QAB1(E),XP(b)
- S(h);N_GUARD::QAB(E),XS(h)
- Refutation
- P(b);N_SPINP(b),XQ(E)
- Try
- R(A);
- Vars
- K(d);N_SPINP(b),OGATEB,S_FLIGHT,XR(F)::QAB1(E)
- B(a);::QAB1(E),XP(b)
- S(h);N_GUARD::QAB(E),XS(h)
- Refutation
- P(b);N_SPINP(b),XQ(E)
- Try
- R(A);P_PINB(a)
- Vars
- K(d);N_SPINB(a),N_SPINP(b),OGATEB,S_FLIGHT,XR(F)::QAB1(E)
- S(h);N_GUARD::QAB(E),XS(h)
- Refutation
- P(b);N_SPINP(b),XQ(E)
- Try
- R(A);
- Vars
- B(a);::QAB1(E),XP(b)
- S(h);N_GUARD::QAB(E),XS(h)
- Refutation
- P(b);N_SPINP(b),XQ(E)
- Try
- R(A);
- Vars
- B(a);XR(A)::QAB1(E),XP(b)
- B(a);::QAB1(E),XP(b)
- S(h);N_GUARD::QAB(E),XS(h)
- Refutation
- P(b);N_SPINP(b),XQ(E)
- Try
- Q(E);
- Vars
- B(a);::QAB1(E),XP(b)
- Refutation
- S(h);
- Try
- Q(E);
- Vars
- B(a);::QAB1(E),XP(b)
- Refutation
- S(h);
- Try
- Q(E);N_PINP(b)
- Threat
- DUALS(2)
- Vars
- P(b);::QAB(E)
- B(a);::QAB(E)
- Refutation
- B(a);
- Try
- Q(E);N_PINP(b),P_PINP(e)
- Threat
- QAB1(E)
- Vars
- P(b);OGATEB::B(B)
- Refutation
- P(g);N_SPINP(e),XQ(E)
- Try
- Q(E);N_PINP(b)
- Threat
- DUALS(2)
- Vars
- B(a);::QAB1(E)
- Refutation
- P(b);
- Try
- Q(E);N_PINP(b)
- Threat
- DUALS(2)
- Vars
- P(b);::QAB(E)
- Refutation
- B(a);
- Try
- P(C);
- Vars
- B(a);::QAB1(E),XP(b)
- S(h);N_GUARD::QAB(E),XS(h)
- Refutation
- P(b);N_SPINP(b),XQ(E)
- Try
- P(C);
- Vars
- B(a);::QAB1(E),XP(b)
- S(h);N_GUARD::QAB(E),XS(h)
- Refutation
- P(b);N_SPINP(b),XQ(E)
- Try
- P(D);
- Vars
- B(a);XP(D)::QAB1(E),XP(b)
- S(h);N_GUARD::QAB(E),XS(h)
- B(a);::QAB1(E),XP(b)
- Refutation
- P(b);N_SPINP(b),XQ(E)
- Try
- Actual
- R(A);
- Vars
- K(d);N_SPINP(b),OGATEB,S_FLIGHT,XR(F)::QAB1(E)
- P(b);N_SPINP(b),OGATE,XQ(E)::P(D)
- B(a);::QAB1(E),XP(b)
- S(h);N_GUARD::QAB(E),XS(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).