MESON Chess Problem Database
Problem Display
PID: 243646 (6Q1/8/1PK2p2/BN1N1R2/p1kP4/pp1r4/1qP1Rp2/5B1b w - - 0 1)
Balcu, Silviu
Revista Romana de Sah, 1969
#2
11 + 9
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qxd4
- 2.Sxa3#
- 2.Sd6#
- 1...Rd2
- 2.Rxd2#
- 1...Re3
- 2.Rxe3#
- 1...Rf3
- 2.Sdc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sxf6#
- 2.Sdc7#
- 2.Se7#
- 2.Re3#
- 1...Rg3
- 2.Re3#
- 1...Rh3
- 2.Re3#
- 1...Rxd4
- 2.Sd6#
- 2.Re4#
- 1...Bxd5+
- 2.Qxd5#
- 1...Qxd4
- Tries
- 1.Kc7?
- threat
- 2.Se3#
- 1...Bxd5
- 2.Qxd5#
- 1...Re3
- 2.Sxe3#
- 2.Rxe3#
- 1...Kxb5!
- threat
- 1.Bg2?
- threat
- 2.Sdc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sxf6#
- 2.Sdc7#
- 2.Se7#
- 1...Qxd4
- 2.Sxa3#
- 2.Sd6#
- 2.Se3#
- 1...Rxd4
- 2.Sd6#
- 2.Se3#
- 1...Qc3
- 2.Sdxc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sxf6#
- 2.Sdc7#
- 2.Se7#
- 1...Rc3
- 2.Sdxc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sxf6#
- 2.Sdc7#
- 2.Se7#
- 1...Re3
- 2.Sxe3#
- 1...Rg3
- 2.Se3#
- 1...Bxg2!
- threat
- 1.Re4?
- threat
- 2.Sd6#
- 2.Sdc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sxf6#
- 2.Sdc7#
- 2.Se7#
- 2.Bxd3#
- 2.cxd3#
- 1...Qxc2
- 2.Sxa3#
- 2.Sd6#
- 2.Sdc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sxf6#
- 2.Sdc7#
- 2.Se7#
- 1...bxc2
- 2.Sdc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sxf6#
- 2.Sdc7#
- 2.Se7#
- 1...Qc3
- 2.Sxa3#
- 2.Sd6#
- 2.Sdxc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sxf6#
- 2.Sdc7#
- 2.Se7#
- 1...Qb1
- 2.Sxa3#
- 2.Sd6#
- 2.Sdc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sxf6#
- 2.Sdc7#
- 2.Se7#
- 2.Bxd3#
- 1...Bxe4!
- threat
- 1.Rf3?
- threat
- 2.Sdc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sxf6#
- 2.Sdc7#
- 2.Se7#
- 2.cxd3#
- 1...Qxd4
- 2.Sxa3#
- 2.Sd6#
- 2.Se3#
- 1...Qxc2
- 2.Sdc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sxf6#
- 2.Sdc7#
- 2.Se7#
- 1...Rxf3
- 2.Sdc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sxf6#
- 2.Sdc7#
- 2.Se7#
- 2.Re3#
- 1...Rxd4
- 2.Sd6#
- 2.Se3#
- 2.Re4#
- 1...bxc2
- 2.Sdc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sxf6#
- 2.Sdc7#
- 2.Se7#
- 1...Qc3
- 2.Sdxc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sxf6#
- 2.Sdc7#
- 2.Se7#
- 1...Qb1
- 2.Sdc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sxf6#
- 2.Sdc7#
- 2.Se7#
- 1...Rd1
- 2.Sdc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sxf6#
- 2.Sdc7#
- 2.Se7#
- 1...Rd2
- 2.Sdc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sxf6#
- 2.Sdc7#
- 2.Se7#
- 2.Rxd2#
- 1...Rc3
- 2.Sdxc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sxf6#
- 2.Sdc7#
- 2.Se7#
- 1...Re3
- 2.Sxe3#
- 2.Rexe3#
- 1...f5
- 2.Sdc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sf6#
- 2.Sdc7#
- 2.Se7#
- 2.cxd3#
- 1...Bxf3!
- threat
- 1.Kc7?
- Keys
- 1.Kd6!
- threat
- 2.Se3#
- 1...Kxb5
- 2.Sc7#
- 1...Qxd4
- 2.Sxa3#
- 1...Rxd4
- 2.Re4#
- 1...Bxd5
- 2.Qxd5#
- 1...Re3
- 2.Sxe3#
- 2.Rxe3#
- threat
- 1.Kd6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 4
- Sets
- R(f);OGATEB::B(A)+R(C),XR(f)
- R(f);OGATEB::B(A)+R(C)
- B(a);CHECK,OGATE,P_SPINB(a),XS(G)::QAB1(K),XB(a)
- Tries
- Try
- K(J);N_SPINS(G),P-FLIGHT
- Threat
- QAB(K)+S(G),DCHECK
- Vars
- B(a);OGATE,P_SPINB(a),XS(G)::QAB1(K),XB(a)
- Refutation
- K(h);S_FLIGHT,XS(F)
- Try
- B(A);N_SPINS(G)
- Threat
- DUALS(7)
- Vars
- R(f);::QAB(K)+S(G),DCHECK,XR(f)
- R(f);::QAB(K)+S(G),DCHECK
- Refutation
- B(a);P_PINS(G),XB(A)
- Try
- R(C);N_SPINS(G),P_PINR(f)
- Threat
- DUALS(10)
- Refutation
- B(a);P_PINS(G),XR(C)
- Try
- R(H);N_SPINS(G)
- Threat
- DUALS(8)
- Refutation
- B(a);P_PINS(G),XR(H)
- Try
- Actual
- K(J);N_SPINS(G),P-FLIGHT
- Threat
- QAB(K)+S(G),DCHECK
- Vars
- K(h);S_FLIGHT,XS(F)::R(H)+S(G),DCHECK
- Q(b);N_GUARD,P_PINS(G),SBLOCK,XP(D)::S(F),XP(d)
- R(f);OGATEB,P_PINS(G),XP(D)::B(A)+R(C)
- B(a);OGATE,P_SPINB(a),XS(G)::QAB1(K),XB(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).