MESON Chess Problem Database
Problem Display
PID: 243639 (1B4B1/6pp/1p1r4/3PN1R1/r3k2n/1N1pn2K/3b1QP1/8 w - - 0 1)
Balcu, Silviu
Magyar Sakkelet, 1962
#2
9 + 10
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rd4
- 2.Sxd2#
- 1...Sd1
- 2.Sxd2#
- 1...Sc2
- 2.Sxd2#
- 1...Sexg2
- 2.Sxd2#
- 1...Sc4
- 2.Qd4#
- 1...Sg4
- 2.Sxd2#
- 1...Sxd5
- 2.Sxd2#
- 1...Shxg2
- 2.Qf3#
- 1...Sf3
- 2.Qxf3#
- 1...Sg6
- 2.Qf3#
- 1...Rd4
- Tries
- 1.Sc4?
- threat
- 2.Scxd2#
- 2.Sxd6#
- 2.Re5#
- 1...Rxd5
- 2.Scxd2#
- 2.Qf4#
- 1...Sxc4
- 2.Qd4#
- 1...Sf3
- 2.Qxf3#
- 1...Ra2
- 2.Sxd6#
- 2.Re5#
- 1...Rc6
- 2.Scxd2#
- 2.Re5#
- 2.Qf4#
- 1...Re6
- 2.Scxd2#
- 2.Qf4#
- 1...Rf6
- 2.Scxd2#
- 2.Re5#
- 1...Rg6
- 2.Scxd2#
- 2.Re5#
- 2.Qf4#
- 1...Rh6
- 2.Scxd2#
- 2.Re5#
- 2.Qf4#
- 1...Rd7
- 2.Scxd2#
- 2.Re5#
- 2.Qf4#
- 1...Rd8
- 2.Scxd2#
- 2.Re5#
- 2.Qf4#
- 1...Bc1
- 2.Sxd6#
- 2.Re5#
- 1...Be1
- 2.Sxd6#
- 2.Re5#
- 2.Qxe3#
- 1...Bc3
- 2.Sxd6#
- 2.Qxe3#
- 1...Bb4
- 2.Re5#
- 2.Qxe3#
- 1...Ba5
- 2.Sxd6#
- 2.Re5#
- 2.Qxe3#
- 1...Sf1
- 2.Sxd6#
- 2.Re5#
- 2.Qd4#
- 1...Sg4
- 2.Sbxd2#
- 2.Scxd2#
- 2.Sxd6#
- 2.Qd4#
- 1...Sef5
- 2.Sbxd2#
- 1...Shf5
- 2.Qf3#
- 1...Sg6
- 2.Scxd2#
- 2.Sxd6#
- 2.Qf3#
- 1...Rxc4!
- threat
- 1.Sc6?
- threat
- 2.Sxd2#
- 2.Re5#
- 1...Rxd5
- 2.Sxd2#
- 2.Qf4#
- 1...Rxc6
- 2.Re5#
- 2.Qf4#
- 1...Sf3
- 2.Qxf3#
- 1...Ra2
- 2.Re5#
- 1...Re6
- 2.Sxd2#
- 2.Qf4#
- 1...Bc1
- 2.Re5#
- 1...Be1
- 2.Re5#
- 1...Bb4
- 2.Re5#
- 1...Ba5
- 2.Re5#
- 1...Sf1
- 2.Re5#
- 1...Sc4
- 2.Qd4#
- 1...Sg4
- 2.Sxd2#
- 1...Sef5
- 2.Sxd2#
- 1...Shf5
- 2.Sxd2#
- 2.Qf3#
- 1...Sg6
- 2.Sxd2#
- 2.Qf3#
- 1...Bc3!
- threat
- 1.Sg6?
- threat
- 2.Re5#
- 2.Qf4#
- 1...Rxd5
- 2.Qf4#
- 1...Sexg2
- 2.Sxd2#
- 2.Re5#
- 1...Sxd5
- 2.Sxd2#
- 2.Re5#
- 1...Shxg2
- 2.Re5#
- 1...Sxg6
- 2.Qf3#
- 1...Re6
- 2.Qf4#
- 1...Rf6
- 2.Re5#
- 1...Bc3
- 2.Qf4#
- 1...Sd1
- 2.Sxd2#
- 2.Re5#
- 1...Sf1
- 2.Re5#
- 1...Sc2
- 2.Sxd2#
- 2.Re5#
- 1...Sc4
- 2.Qd4#
- 1...Sg4
- 2.Sxd2#
- 1...Sef5
- 2.Sxd2#
- 1...Sf3
- 2.Qxf3#
- 2.gxf3#
- 1...Shf5
- 2.Qf3#
- 2.Qf4#
- 1...hxg6!
- threat
- 1.Sd7?
- threat
- 2.Re5#
- 1...Rxd5
- 2.Qf4#
- 1...Sf3
- 2.Qxf3#
- 1...Re6
- 2.Qf4#
- 1...Sc4
- 2.Qd4#
- 1...Sg4
- 2.Sxd2#
- 1...Sef5
- 2.Sxd2#
- 1...Shf5
- 2.Qf3#
- 1...Sg6
- 2.Qf3#
- 1...Bc3!
- threat
- 1.Sf7?
- threat
- 2.Sxd6#
- 2.Re5#
- 1...Rxd5
- 2.Qf4#
- 1...Sf3
- 2.Qxf3#
- 1...Shf5
- 2.Qf3#
- 1...Bc3
- 2.Sxd6#
- 1...Rc6
- 2.Re5#
- 2.Qf4#
- 1...Re6
- 2.Qf4#
- 1...Rf6
- 2.Re5#
- 1...Rg6
- 2.Re5#
- 2.Qf4#
- 1...Rh6
- 2.Re5#
- 2.Qf4#
- 1...Rd7
- 2.Re5#
- 2.Qf4#
- 1...Rd8
- 2.Re5#
- 2.Qf4#
- 1...Bb4
- 2.Re5#
- 1...Sc4
- 2.Qd4#
- 1...Sg4
- 2.Sxd2#
- 2.Sxd6#
- 1...Sg6
- 2.Sxd6#
- 2.Qf3#
- 1...Sef5!
- threat
- 1.Sc4?
- Keys
- 1.Sg4!
- threat
- 2.Re5#
- 1...Rxd5
- 2.Qf4#
- 1...Sxg4
- 2.Sxd2#
- 1...Sf3
- 2.Qxf3#
- 1...Re6
- 2.Qf4#
- 1...Bc3
- 2.Qxe3#
- 1...Sc4
- 2.Qd4#
- 1...Sef5
- 2.Sxd2#
- 1...Shf5
- 2.Qf3#
- 1...Sg6
- 2.Qf3#
- threat
- 1.Sg4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 6
- Sets
- R(d);SBLOCK::S(C),XB(a)
- S(c);::S(C),XB(a)
- S(c);XP(B)::S(C),XB(a)
- S(c);OGATE::QAR1(A)
- S(c);XP(E)::S(C),XB(a)
- S(f);N_GUARD,XP(B)::QAB1(A)
- S(f);N_GUARD::QAB1(A),XS(f)
- S(f);N_GUARD::QAB1(A)
- Tries
- Try
- S(F);
- Threat
- DUALS(3)
- Vars
- S(c);OGATE,XS(F)::QAR1(A)
- S(f);N_GUARD::QAB1(A),XS(f)
- S(c);::S(C),XB(a)
- S(f);N_GUARD::QAB1(A)
- Refutation
- R(d);XS(F)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- S(f);N_GUARD::QAB1(A),XS(f)
- R(d);::R1(G)
- B(a);::R1(G)
- S(c);::R1(G)
- S(c);OGATE::QAR1(A)
- S(c);::S(C),XB(a)
- Refutation
- B(a);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(h);XP(E)::QAR1(A)
- S(f);XP(B)::R1(G)
- S(f);N_GUARD,XS(F)::QAB1(A)
- R(h);::QAR1(A)
- R(h);::R1(G)
- B(a);::QAR1(A)
- S(c);::R1(G)
- S(c);OGATE::QAR1(A)
- S(c);::S(C),XB(a)
- Refutation
- P(j);XS(F)
- Try
- S(F);
- Threat
- R1(G)
- Vars
- R(h);XP(E)::QAR1(A)
- S(f);N_GUARD::QAB1(A),XS(f)
- R(h);::QAR1(A)
- S(c);OGATE::QAR1(A)
- S(c);::S(C),XB(a)
- S(f);N_GUARD::QAB1(A)
- Refutation
- B(a);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(h);XP(E)::QAR1(A)
- S(f);N_GUARD::QAB1(A),XS(f)
- S(f);N_GUARD::QAB1(A)
- B(a);::S(F),XR(h)
- R(h);::QAR1(A)
- R(h);::R1(G)
- B(a);::R1(G)
- S(c);OGATE::QAR1(A)
- Refutation
- S(c);
- Try
- Actual
- S(F);
- Threat
- R1(G)
- Vars
- R(h);XP(E)::QAR1(A)
- S(c);XS(F)::S(C),XB(a)
- S(f);N_GUARD::QAB1(A),XS(f)
- R(h);::QAR1(A)
- B(a);N_GUARD::QAR1(A),XS(c)
- S(c);OGATE::QAR1(A)
- S(c);::S(C),XB(a)
- S(f);N_GUARD::QAB1(A)
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).