MESON Chess Problem Database
Problem Display
PID: 107672 (1B3nr1/1p2p1PQ/R3P2K/2k3N1/P4Rp1/2P1n3/3P4/6bB w - - 0 1)
Bakcsi, Gyorgy
Fleck MT, 1996
#2
12 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sd1
- 2.Qf5#
- 1...Sf1
- 2.Qf5#
- 1...Sc2
- 2.Qf5#
- 1...Sg2
- 2.Qf5#
- 1...Sf5+
- 2.Qxf5#
- 1...Sxe6
- 2.Sxe6#
- 1...b5
- 2.Ba7#
- 2.Rc6#
- 1...Sd1
- Tries
- 1.Bxb7?
- threat
- 2.Ba7#
- 1...Sf5+
- 2.Qxf5#
- 1...Sc4
- 2.Se4#
- 1...Sd5
- 2.Rc6#
- 1...Sd7!
- threat
- 1.Rd4?
- threat
- 2.Se4#
- 1...Sf5+
- 2.Qxf5#
- 1...bxa6
- 2.Ba7#
- 1...b6!
- threat
- 1.Ra5+?
- 1...b5
- 2.Rxb5#
- 1...Kb6!
- 1...b5
- 1.Qb1?
- threat
- 2.Qb4#
- 2.Qb5#
- 2.Qb6#
- 1...Sf5+
- 2.Qxf5#
- 1...bxa6
- 2.Qb4#
- 1...Sg2
- 2.Qf5#
- 2.Qb5#
- 1...b6
- 2.Qb4#
- 2.Qb5#
- 2.Qxb6#
- 1...Sc2
- 2.Qb5#
- 2.Qb6#
- 1...Sc4
- 2.Qb4#
- 2.Qb5#
- 1...Sd5
- 2.Qb5#
- 1...Sd7
- 2.Qb4#
- 2.Qb5#
- 1...b5
- 2.Ba7#
- 2.Rc6#
- 2.Qb4#
- 2.Qxb5#
- 1...Rh8+!
- threat
- 1.Qd3?
- threat
- 2.Se4#
- 2.Qb5#
- 2.Qd4#
- 1...Sf5+
- 2.Rxf5#
- 2.Qxf5#
- 1...Sxe6
- 2.Se4#
- 2.Sxe6#
- 2.Qb5#
- 1...bxa6
- 2.Ba7#
- 2.Qd4#
- 1...b6
- 2.Qb5#
- 2.Qd4#
- 1...Sd1
- 2.Se4#
- 2.Rc4#
- 2.Rf5#
- 2.Qc4#
- 2.Qb5#
- 2.Qf5#
- 2.Qd5#
- 1...Sf1
- 2.Se4#
- 2.Rc4#
- 2.Rf5#
- 2.Qc4#
- 2.Qb5#
- 2.Qf5#
- 2.Qd5#
- 1...Sc2
- 2.Se4#
- 2.Rc4#
- 2.Rf5#
- 2.Qc4#
- 2.Qb5#
- 2.Qf5#
- 2.Qd5#
- 1...Sg2
- 2.Se4#
- 2.Rc4#
- 2.Rf5#
- 2.Qc4#
- 2.Qb5#
- 2.Qf5#
- 1...Sc4
- 2.Se4#
- 2.Rxc4#
- 2.Qxc4#
- 2.Qd5#
- 1...Sd5
- 2.Se4#
- 2.Rc4#
- 2.Qc4#
- 2.Qb5#
- 2.Qxd5#
- 1...b5
- 2.Se4#
- 2.Ba7#
- 2.Rc6#
- 2.Qxb5#
- 2.Qd4#
- 1...Rh8+!
- threat
- 1.Qe4?
- threat
- 2.Qb4#
- 2.Qd4#
- 1...Sf5+
- 2.Rxf5#
- 2.Qxf5#
- 1...Sxe6
- 2.Sxe6#
- 2.Qb4#
- 1...Sd1
- 2.Rf5#
- 2.Qd5#
- 2.Qf5#
- 2.Qb4#
- 2.Qc4#
- 2.Qe5#
- 1...Sf1
- 2.Rf5#
- 2.Qd5#
- 2.Qf5#
- 2.Qb4#
- 2.Qc4#
- 2.Qe5#
- 1...Sc2
- 2.Rf5#
- 2.Qd5#
- 2.Qf5#
- 2.Qc4#
- 2.Qe5#
- 1...Sg2
- 2.Rf5#
- 2.Qf5#
- 2.Qc4#
- 2.Qe5#
- 1...Sc4
- 2.Qd5#
- 2.Qxc4#
- 1...Sd5
- 2.Qxd5#
- 2.Qc4#
- 1...Rh8+!
- threat
- 1.Qf5+?
- 1...Sd5
- 2.Qxd5#
- 1...Sxf5+!
- 1...Sd5
- 1.gxf8S?
- threat
- 2.Sd7#
- 2.Qxe7#
- 1...Sf5+
- 2.Qxf5#
- 1...Rxf8
- 2.Qxe7#
- 1...bxa6
- 2.Sd7#
- 1...Sg2
- 2.Qf5#
- 1...Rg7
- 2.Sd7#
- 1...Rh8
- 2.Sd7#
- 1...Sc4
- 2.Sd7#
- 1...Sd5
- 2.Sd7#
- 1...Rg6+!
- threat
- 1.Bxb7?
- Keys
- 1.Rb4!
- threat
- 2.d4#
- 1...Sf5+
- 2.Qxf5#
- 1...Sxe6
- 2.Sxe6#
- 1...Sg2
- 2.Qf5#
- 1...Sd1
- 2.Qf5#
- 1...Sf1
- 2.Qf5#
- 1...Sc2
- 2.Qf5#
- 1...Sc4
- 2.Rb5#
- 1...Sd5
- 2.Se4#
- threat
- 1.Rb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- S(b);N_GUARD::QAR(K)
- S(b);CHECK,N_GUARD::QAR(K),XS(b)
- S(g);XP(H)::S(F),XS(g)
- Tries
- Try
- B(A);XP(e)
- Threat
- B(L)
- Vars
- S(b);CHECK,N_GUARD::QAR(K),XS(b)
- S(b);SBLOCK::S(F)
- S(b);SBLOCK::R1(G)
- Refutation
- S(g);
- Try
- R(E);
- Threat
- S(F)
- Vars
- S(b);CHECK,N_GUARD::QAR(K),XS(b)
- P(e);N_GUARD,XR(G)::B(L)
- Refutation
- P(e);
- Try
- R(G);CHECK
- Vars
- P(e);P_SPINP(e)::R1(G),XP(e)
- Refutation
- K(d);S_FLIGHT
- Try
- Q(K);
- Threat
- DUALS(3)
- Vars
- S(b);CHECK,N_GUARD::QAR(K),XS(b)
- P(e);XR(G)::QAB1(K)
- S(b);::QAR1(K)
- Refutation
- R(h);CHECK
- Try
- Q(K);
- Threat
- DUALS(3)
- Refutation
- R(h);CHECK
- Try
- Q(K);
- Threat
- DUALS(2)
- Refutation
- R(h);CHECK
- Try
- Q(K);CHECK
- Vars
- S(b);N_GUARD,P_SPINS(b)::QAR1(K),XS(b)
- Refutation
- S(b);CHECK,XQ(K)
- Try
- P(J);XS(g)
- Threat
- DUALS(2)
- Vars
- S(b);CHECK,N_GUARD::QAR(K),XS(b)
- R(h);XS(J)::QAB(K),XP(f)
- P(e);XR(G)::S(J)
- S(b);N_GUARD::QAR(K)
- R(h);::S(J)
- R(h);P_PINQ(K)::S(J)
- S(b);::S(J)
- Refutation
- R(h);CHECK
- Try
- Actual
- R(E);
- Threat
- P(B)
- Vars
- S(b);CHECK,N_GUARD::QAR(K),XS(b)
- S(g);XP(H)::S(F),XS(g)
- S(b);N_GUARD::QAR(K)
- S(b);SBLOCK::R1(E)
- S(b);SBLOCK::S(F)
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).