MESON Chess Problem Database
Problem Display
PID: 267558 (8/4R1q1/8/pn1Rb3/1p4r1/8/1Q3p2/K2Bkr2 w - - 0 1)
Bottacchi, Antonio
L'Illustrazione Italiana, 1919
#2
5 + 9
| 15601 | Albrecht-Leiss-Degener Collection | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Rd4
- 2.Qe2#
- 1...Sc3
- 2.Qd2#
- 1...Rd4
- Tries
- 1.Bxg4?
- threat
- 2.Rd1#
- 1...Sc3
- 2.Qd2#
- 1...Sd4
- 2.Qc1#
- 1...Qxg4!
- threat
- 1.Rd4?
- threat
- 2.Qd2#
- 2.Qe2#
- 1...Rxd4
- 2.Qe2#
- 1...Rfg1
- 2.Qe2#
- 1...Rh1
- 2.Qe2#
- 1...Qh6
- 2.Qe2#
- 1...Qg5
- 2.Qe2#
- 1...Re4
- 2.Qd2#
- 1...Sc3
- 2.Qd2#
- 1...Sxd4!
- threat
- 1.Rexe5+?
- 1...Re4
- 2.Rxe4#
- 2.Qd2#
- 1...Qxe5!
- 1...Re4
- 1.Bxg4?
- Keys
- 1.Bf3!
- threat
- 2.Rd1#
- 1...Rd4
- 2.Qe2#
- 1...Sc3
- 2.Qd2#
- 1...Sd4
- 2.Qc1#
- threat
- 1.Bf3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(e);N_PINQ(C)::QAR1(C)
- S(g);N_PINQ(C)::QAB1(C)
- Tries
- Try
- B(B);XR(e)
- Threat
- R1(D)
- Vars
- S(g);N_PINQ(C)::QAB1(C)
- S(g);N_PINQ(C)::QAR2(C)
- Refutation
- Q(i);XB(B)
- Try
- R(D);N_SPINQ(C)
- Threat
- DUALS(2)
- Vars
- R(e);XR(D)::QAR1(C)
- R(b);::QAR1(C)
- Q(i);::QAR1(C)
- R(e);N_SPINB(h)::QAB1(C)
- S(g);::QAB1(C)
- Refutation
- S(g);XR(D)
- Try
- R(E);CHECK,N_SPINQ(C),XB(h)
- Refutation
- Q(i);P_PINQ(C),XR(E)
- Try
- Actual
- B(B);
- Threat
- R1(D)
- Vars
- R(e);N_PINQ(C)::QAR1(C)
- S(g);N_PINQ(C)::QAB1(C)
- S(g);N_PINQ(C)::QAR2(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).