MESON Chess Problem Database
Problem Display
PID: 7642 (8/N7/1Qp4n/7r/2kB4/4p2r/2K3Nn/8 w - - 0 1)
di Vincenzi, Renato
Unpublished, 1992
#2
5 + 7
SOLUTION
- SOUND
- Sets
- 1...R3h4
- 2.Sxe3#
- 1...R5h4
- 2.Qc5#
- 1...Rc5
- 2.Qxc5#
- 1...Sf3
- 2.Sxe3#
- 1...Sf5
- 2.Qc5#
- 1...R3h4
- Tries
- 1.Bxe3?
- threat
- 2.Qd4#
- 2.Qb3#
- 1...Rxe3
- 2.Sxe3#
- 1...Rb5
- 2.Qd4#
- 1...R5h4
- 2.Qc5#
- 2.Qb3#
- 1...R3h4
- 2.Qb3#
- 1...Rc5
- 2.Qxc5#
- 2.Qb3#
- 1...Rd5
- 2.Qb3#
- 1...Sf3
- 2.Qb3#
- 1...Sf5
- 2.Qc5#
- 2.Qb3#
- 1...c5
- 2.Qb3#
- 1...Kd5!
- threat
- 1.Bxe3?
- Keys
- 1.Bc3!
- threat
- 2.Qd4#
- 1...Kd5
- 2.Qxc6#
- 1...R5h4
- 2.Qxc6#
- 1...R3h4
- 2.Sxe3#
- 1...Rc5
- 2.Qb3#
- 1...Rd5
- 2.Qb4#
- 1...Sf3
- 2.Sxe3#
- 1...Sf5
- 2.Qxc6#
- 1...c5
- 2.Qb3#
- threat
- 1.Bc3!
This is a version of 123407
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 3
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- R(c);N_GUARD::S(B),XP(b)
- R(e);N_GUARD::QAR1(D)
- R(e);N_GUARD::QAR1(D),XR(e)
- S(a);S_CUTR(c)::S(B),XP(b)
- S(g);S_CUTR(e)::QAR1(D)
- Tries
- Try
- B(C);XP(b)
- Threat
- DUALS(2)
- Vars
- R(c);XB(C)::S(B),XR(c)
- R(e);::QAR1(D)
- R(c);::QAB1(D)
- R(e);SBLOCK::QAB1(D)
- S(a);::QAB1(D)
- P(f);::QAB1(D)
- Refutation
- K(d);S_FLIGHT
- Try
- Actual
- B(C);
- Threat
- QAR1(D)
- Vars
- K(d);S_FLIGHT::QAB1(D),XP(f)
- R(e);N_GUARD::QAR2(D),XP(f)
- R(c);N_GUARD::S(B),XP(b)
- R(e);SBLOCK::QAB1(D)
- R(e);SBLOCK::QAR1(D)
- S(a);S_CUTR(c)::S(B),XP(b)
- S(g);S_CUTR(e)::QAR2(D),XP(f)
- P(f);SBLOCK::QAB1(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).