MESON Chess Problem Database
Problem Display
PID: 233777 (6b1/5B2/1B2n3/3r3p/P1k2p1K/1R4p1/6p1/R1N3Q1 w - - 0 1)
Sambuu, Sukhebaatarin
Freie Presse, 1980
#2
8 + 8
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rd1
- 2.Qc5#
- 1...Rd2
- 2.Qc5#
- 1...Rd3
- 2.Qc5#
- 1...Rd4
- 2.Qxd4#
- 1...Ra5
- 2.Qd4#
- 1...Rb5
- 2.Qd4#
- 1...Rc5
- 2.Qxc5#
- 1...Re5
- 2.Qd4#
- 1...Rf5
- 2.Qd4#
- 1...Rg5
- 2.Qd4#
- 1...Rd6
- 2.Qc5#
- 1...Rd7
- 2.Qc5#
- 1...Rd8
- 2.Qc5#
- 1...Sd4
- 2.Qxd4#
- 1...Sc5
- 2.Qxc5#
- 1...Sg5
- 2.Qd4#
- 2.Qc5#
- 1...Sc7
- 2.Qd4#
- 2.Qc5#
- 1...Sg7
- 2.Qd4#
- 2.Qc5#
- 1...Sd8
- 2.Qd4#
- 2.Qc5#
- 1...Sf8
- 2.Qd4#
- 2.Qc5#
- 1...Rd1
- Tries
- 1.Bxg8?
- 1...Rd1
- 2.Qc5#
- 1...Rd2
- 2.Qc5#
- 1...Rd3
- 2.Qc5#
- 1...Rd4
- 2.Qxd4#
- 1...Ra5
- 2.Qd4#
- 1...Rb5
- 2.Qd4#
- 1...Rc5
- 2.Qxc5#
- 1...Re5
- 2.Qd4#
- 1...Rf5
- 2.Qd4#
- 1...Rg5
- 2.Qd4#
- 1...Rd6
- 2.Qc5#
- 1...Rd7
- 2.Qc5#
- 1...Rd8
- 2.Qc5#
- 1...Sd4
- 2.Qxd4#
- 1...Sc5
- 2.Qxc5#
- 1...Sg5
- 2.Qd4#
- 2.Qc5#
- 1...Sc7
- 2.Qd4#
- 2.Qc5#
- 1...Sg7
- 2.Qd4#
- 2.Qc5#
- 1...Sd8
- 2.Qd4#
- 2.Qc5#
- 1...Sf8
- 2.Qd4#
- 2.Qc5#
- 1...f3!
- 1...Rd1
- 1.Ra2?
- threat
- 2.Rc2#
- 1...Rd1
- 2.Qc5#
- 1...Rd2
- 2.Qc5#
- 1...Rd3
- 2.Qc5#
- 1...Rd4
- 2.Qxd4#
- 1...Ra5
- 2.Qd4#
- 1...Rb5
- 2.Qd4#
- 1...Rc5
- 2.Qxc5#
- 1...Re5
- 2.Qd4#
- 1...Rf5
- 2.Qd4#
- 1...Rg5
- 2.Qd4#
- 1...Rd6
- 2.Qc5#
- 1...Rd7
- 2.Qc5#
- 1...Rd8
- 2.Qc5#
- 1...Sd4
- 2.Qxd4#
- 1...Bh7!
- threat
- 1.Qe3?
- threat
- 2.Qc3#
- 1...Rd1
- 2.Qc5#
- 1...Rd2
- 2.Qc5#
- 1...Rd3
- 2.Qc5#
- 2.Qxd3#
- 1...Rd4
- 2.Qxd4#
- 1...Ra5
- 2.Qd4#
- 2.Qd3#
- 2.Qe4#
- 1...Rb5
- 2.Qd4#
- 2.Qd3#
- 2.Qe4#
- 1...Rc5
- 2.Qxc5#
- 2.Qd3#
- 2.Qe4#
- 1...Re5
- 2.Qd4#
- 2.Qd3#
- 1...Rf5
- 2.Qd4#
- 2.Qd3#
- 2.Qe4#
- 1...Rg5
- 2.Qd4#
- 2.Qd3#
- 2.Qe4#
- 1...Rd6
- 2.Qc5#
- 1...Rd7
- 2.Qc5#
- 1...Rd8
- 2.Qc5#
- 1...fxe3!
- threat
- 1.Bxg8?
- Keys
- 1.a5!
- threat
- 2.Ra4#
- 1...Rxa5
- 2.Qd4#
- 1...Rd1
- 2.Qc5#
- 1...Rd2
- 2.Qc5#
- 1...Rd3
- 2.Qc5#
- 1...Rd4
- 2.Qxd4#
- 1...Rb5
- 2.Qd4#
- 1...Rc5
- 2.Qxc5#
- 1...Re5
- 2.Qd4#
- 1...Rf5
- 2.Qd4#
- 1...Rg5
- 2.Qd4#
- 1...Rd6
- 2.Qc5#
- 1...Rd7
- 2.Qc5#
- 1...Rd8
- 2.Qc5#
- 1...Sc5
- 2.Qxc5#
- threat
- 1.a5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 1
- Sets
- R(e);N_GUARD,P_SPINS(g)::QAR1(C)
- R(e);N_GUARD,P_SPINS(g)::QAR1(C),XR(e)
- S(g);N_GUARD,P_SPINR(e)::QAR1(C),XS(g)
- Tries
- Try
- B(H);XB(h)
- Vars
- R(e);N_GUARD,P_SPINS(g)::QAR1(C)
- R(e);N_GUARD,P_SPINS(g)::QAR1(C),XR(e)
- S(g);N_GUARD,P_SPINR(e)::QAR1(C),XS(g)
- Refutation
- P(d);
- Try
- R(A);
- Threat
- R(A)
- Vars
- R(e);N_GUARD,P_SPINS(g)::QAR1(C)
- R(e);N_GUARD,P_SPINS(g)::QAR1(C),XR(e)
- S(g);N_GUARD,P_SPINR(e)::QAR1(C),XS(g)
- Refutation
- B(h);
- Try
- Q(C);
- Threat
- QAR1(C)
- Vars
- R(e);N_GUARD,P_SPINS(g)::QAR1(C)
- R(e);N_GUARD,P_SPINS(g)::QAR1(C),XR(e)
- Refutation
- P(d);XQ(C)
- Try
- Actual
- P(E);
- Threat
- R(A)
- Vars
- R(e);N_GUARD,P_SPINS(g),XP(E)::QAR1(C)
- R(e);N_GUARD,P_SPINS(g)::QAR1(C)
- R(e);N_GUARD,P_SPINS(g)::QAR1(C),XR(e)
- S(g);N_GUARD,P_SPINR(e)::QAR1(C),XS(g)
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).