MESON Chess Problem Database
Problem Display
PID: 264874 (q1n5/4n2K/5p2/1N1PkP2/P6R/1Q6/PN4b1/1B4r1 w - - 0 1)
Brogi, Giuseppe
South African Chess Player, 1960
#2
10 + 7
| 15601 | Albrecht-Leiss-Degener Collection | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Qxd5
- 2.Qg3#
- 1...Bxd5
- 2.Qc3#
- 1...Sxd5
- 2.Sc4#
- 1...Sxf5
- 2.Sd3#
- 1...Qxd5
- Tries
- 1.Be4?
- threat
- 2.Sd3#
- 2.Sc4#
- 2.Qc3#
- 2.Qg3#
- 1...Qxd5
- 2.Qg3#
- 1...Qxa4
- 2.Sd3#
- 2.Qg3#
- 1...Sxd5
- 2.Sd3#
- 2.Sc4#
- 1...Sxf5
- 2.Sd3#
- 2.Sc4#
- 1...Qc6
- 2.Sd3#
- 2.Qg3#
- 1...Qa5
- 2.Sd3#
- 2.Sc4#
- 2.Qg3#
- 1...Qa7
- 2.Sd3#
- 2.Sc4#
- 2.Qg3#
- 1...Rc1
- 2.Sd3#
- 2.Qg3#
- 1...Rd1
- 2.Sc4#
- 2.Qg3#
- 1...Rf1
- 2.Sd3#
- 2.Sc4#
- 2.Qc3#
- 1...Bf1
- 2.Qc3#
- 1...Bh1
- 2.Sd3#
- 2.Sc4#
- 2.Qc3#
- 1...Bf3
- 2.Sd3#
- 2.Sc4#
- 2.Qc3#
- 1...Bh3
- 2.Sd3#
- 2.Sc4#
- 2.Qc3#
- 1...Sc6
- 2.Sd3#
- 2.Sc4#
- 2.Qg3#
- 1...Sg6
- 2.Sd3#
- 2.Sc4#
- 2.Qc3#
- 1...Sb6
- 2.Sd3#
- 2.Qc3#
- 2.Qg3#
- 1...Sd6
- 2.Sd3#
- 2.Qc3#
- 2.Qg3#
- 1...Bxe4!
- threat
- 1.Qd3?
- threat
- 2.Sc4#
- 2.Qd4#
- 1...Qxd5
- 2.Qg3#
- 1...Rxb1
- 2.Sc4#
- 1...Bxd5
- 2.Qc3#
- 2.Qd4#
- 1...Sxf5
- 2.Sc4#
- 2.Qxf5#
- 1...Be4
- 2.Qxe4#
- 1...Qc6
- 2.Qd4#
- 1...Qa7
- 2.Sc4#
- 1...Rc1
- 2.Qd4#
- 1...Rd1
- 2.Sc4#
- 1...Sc6
- 2.Sc4#
- 1...Sb6
- 2.Qd4#
- 1...Sd6
- 2.Qd4#
- 1...Qxa4!
- threat
- 1.Qe3+?
- 1...Be4
- 2.Qxe4#
- 1...Kxd5!
- 1...Be4
- 1.Qf3?
- threat
- 2.Sd3#
- 2.Sc4#
- 1...Qxd5
- 2.Qg3#
- 2.Qf4#
- 1...Qxa4
- 2.Sd3#
- 1...Qc6
- 2.Sd3#
- 1...Rc1
- 2.Sd3#
- 1...Rd1
- 2.Sc4#
- 1...Bf1
- 2.Qe4#
- 1...Sb6
- 2.Sd3#
- 1...Sd6
- 2.Sd3#
- 1...Bxf3!
- threat
- 1.Be4?
- Keys
- 1.d6!
- threat
- 2.Qe6#
- 1...Sxf5
- 2.Sd3#
- 1...Qd5
- 2.Qg3#
- 1...Bd5
- 2.Qc3#
- 1...Sd5
- 2.Sc4#
- threat
- 1.d6!
This is a version
Version by Udo Degener, Albrecht Collection.
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- Q(f);SBLOCK,XP(H)::QAB(D)
- B(b);SBLOCK,XP(H)::QAB(D)
- S(e);SBLOCK,XP(H)::S(C)
- S(e);SBLOCK,XP(I)::S(C)
- Tries
- Try
- B(A);
- Threat
- DUALS(4)
- Vars
- Q(f);XP(H)::QAB(D)
- B(b);::QAB(D)
- Refutation
- B(b);P_PINP(I),XB(A)
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- Q(f);SBLOCK,XP(H)::QAB(D)
- R(a);XB(A)::S(C)
- B(b);N_GUARD,P_PINP(I)::QAR1(D),XB(b)
- Q(f);::QAB1(D)
- Q(f);::S(C)
- R(a);::QAB1(D)
- R(a);::S(C)
- S(e);::S(C)
- S(g);::QAB1(D)
- Refutation
- Q(f);XP(E)
- Try
- Q(D);CHECK
- Vars
- B(b);N_GUARD,P_PINP(I),P_SPINB(b)::QAR1(D),XB(b)
- Refutation
- K(c);P-FLIGHT,XP(H)
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- Q(f);XP(E)::S(C)
- Q(f);::S(C)
- R(a);::S(C)
- B(b);N_GUARD::QAR1(D)
- S(g);::S(C)
- Refutation
- B(b);XQ(D)
- Try
- Actual
- P(H);
- Threat
- QAR1(D)
- Vars
- S(e);SBLOCK,XP(I)::S(C)
- Q(f);SBLOCK::QAB(D)
- B(b);SBLOCK::QAB(D)
- S(e);SBLOCK::S(C)
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).