MESON Chess Problem Database
Problem Display
PID: 243627 (K2n3Q/RpkP4/1p6/2rbP3/BN6/4n3/2R1q3/8 w - - 0 1)
Balcu, Silviu
Revista Romana de Sah, 1956
#2
8 + 8
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qd1
- 2.Sa6#
- 1...Qf3
- 2.Sa6#
- 1...Qg4
- 2.Sa6#
- 1...Qh5
- 2.Sa6#
- 1...Qa6
- 2.Sxa6#
- 1...Qe1
- 2.Sa6#
- 1...Qxc2
- 2.Sa6#
- 1...Qd2
- 2.Sa6#
- 1...Qf2
- 2.Sa6#
- 1...Qg2
- 2.Sa6#
- 1...Qh2
- 2.Sa6#
- 1...Rc4
- 2.Sa6#
- 1...Sd1
- 2.Sxd5#
- 1...Sf1
- 2.Sxd5#
- 1...Sg2
- 2.Sxd5#
- 1...Sc4
- 2.Sa6#
- 1...Sg4
- 2.Sxd5#
- 1...Sf5
- 2.Sxd5#
- 1...Sc6
- 2.Rxb7#
- 2.Qc8#
- 1...Se6
- 2.Qb8#
- 2.Qc8#
- 1...Sf7
- 2.Qb8#
- 2.Qc8#
- 1...Qd1
- Tries
- 1.Rxb7+?
- 1...Sxb7
- 2.Qb8#
- 2.Qc8#
- 1...Bxb7+!
- 1...Sxb7
- 1.Rxb7+?
- Keys
- 1.Qf8!
- threat
- 2.Qd6#
- 1...Sc6
- 2.Rxb7#
- 2.Qc8#
- 1...Sc4
- 2.Sa6#
- 1...Sf5
- 2.Sxd5#
- 1...Se6
- 2.Qb8#
- 2.Qc8#
- 1...Sf7
- 2.Qb8#
- 2.Qc8#
- threat
- 1.Qf8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 16
- Sets
- Q(a);N_GUARD::S(C)
- Q(a);N_GUARD,P_PINR(E)::S(C),XQ(a)
- Q(a);N_GUARD,N_SPINR(c),XR(A)::S(C)
- R(c);S_CUTQ(a)::S(C)
- S(b);N_GUARD::S(C),XB(d)
- S(b);N_SPINR(c),S_CUTQ(a)::S(C)
- Tries
- Try
- R(E);CHECK,P_SPINR(E),XP(f)
- Refutation
- B(d);CHECK,XR(E)
- Try
- Actual
- Q(H);
- Threat
- QAB1(H)
- Vars
- S(b);N_SPINR(c),S_CUTQ(a)::S(C)
- S(b);N_GUARD::S(C),XB(d)
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).