MESON Chess Problem Database
Problem Display
PID: 149387 (2b1N1n1/6b1/1p5r/pBkN2Pp/Pr1pQ2K/B6p/5p2/5q2 w - - 0 1)
del Favero, Marino
Il Due Mosse, 1954
#2
8 + 13
| 15148 | Sadier Collection | 2014 |
SOLUTION
- SOUND
- Sets
- 1...d3
- 2.Qc4#
- 1...d3
- Tries
- 1.Sxb4?
- threat
- 2.Sa2#
- 2.Sc2#
- 2.Sd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sc6#
- 2.Qd5#
- 1...Qxb5
- 2.Qd5#
- 1...Qg2
- 2.Sa2#
- 2.Sc2#
- 2.Sd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sc6#
- 2.Qc2#
- 1...Qd3
- 2.Sxd3#
- 2.Sa6#
- 2.Qd5#
- 1...Qc4
- 2.Sd3#
- 2.Sa6#
- 1...Qa1
- 2.Sa2#
- 2.Sd3#
- 2.Sa6#
- 2.Qd5#
- 1...Qb1
- 2.Sd3#
- 2.Sa6#
- 2.Qd5#
- 1...Qc1
- 2.Sd3#
- 2.Sa6#
- 2.Qd5#
- 1...Qe1
- 2.Sd3#
- 2.Sa6#
- 2.Qd5#
- 1...Qh1
- 2.Sa2#
- 2.Sc2#
- 2.Sd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sc6#
- 2.Qc2#
- 1...Rc6
- 2.Sa2#
- 2.Sc2#
- 2.Sd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sxc6#
- 2.Qd5#
- 2.Qxc6#
- 1...Rd6
- 2.Sa2#
- 2.Sc2#
- 2.Sd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sc6#
- 1...Ba6
- 2.Sa2#
- 2.Sc2#
- 2.Sd3#
- 2.Sd5#
- 2.Sxa6#
- 2.Sc6#
- 2.Qd5#
- 1...Be6
- 2.Sa2#
- 2.Sc2#
- 2.Sd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sc6#
- 2.Qc6#
- 1...Bb7
- 2.Sa2#
- 2.Sc2#
- 2.Sd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sc6#
- 1...Sf6
- 2.Sa2#
- 2.Sc2#
- 2.Sd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sc6#
- 2.Qc6#
- 2.Qe7#
- 1...Se7
- 2.Sa2#
- 2.Sc2#
- 2.Sd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sc6#
- 1...d3
- 2.Sa2#
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sc6#
- 2.Qd5#
- 2.Qc4#
- 1...axb4!
- threat
- 1.Qc2+?
- 1...Qc4
- 2.Qxc4#
- 1...Kxd5!
- 1...Qc4
- 1.Qe7+?
- 1...Kxd5
- 2.Sc7#
- 1...Rd6
- 2.Qxd6#
- 1...Sxe7!
- 1...Kxd5
- 1.Sxb4?
- Keys
- 1.Sdf6!
- threat
- 2.Qd5#
- 2.Qc6#
- 2.Qe5#
- 1...Qxb5
- 2.Qd5#
- 1...Rxf6
- 2.Qe5#
- 1...Bxf6
- 2.Qc6#
- 1...Sxf6
- 2.Qc6#
- 1...Qc4
- 2.Qc6#
- 1...Qe2
- 2.Qd5#
- 2.Qc6#
- 1...Qg2
- 2.Qc2#
- 1...Qe1
- 2.Qd5#
- 2.Qc6#
- 1...Qh1
- 2.Qc2#
- 1...Be6
- 2.Qc6#
- 1...Bb7
- 2.Sd7#
- 1...Bd7
- 2.Sxd7#
- 2.Qd5#
- 2.Qe5#
- 1...Se7
- 2.Qxe7#
- 1...d3
- 2.Qc4#
- threat
- 1.Sdf6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 10
- REMOVED MATES = 0
- Sets
- P(e);OGATE,P_PINQ(C)::QAR1(C)
- Tries
- Try
- S(F);XR(d)
- Threat
- DUALS(7)
- Vars
- Q(a);XB(E)::QAR1(C)
- Refutation
- P(f);P_SPINP(f),XS(F)
- Try
- Q(C);CHECK
- Vars
- Q(a);N_GUARD,P_SPINQ(a)::QAR1(C),XQ(a)
- Refutation
- K(g);N_SPINR(d),P-FLIGHT,XS(F)
- Try
- Q(C);CHECK
- Vars
- K(g);N_SPINR(d),P-FLIGHT,XS(F)::S(H)
- R(j);N_GUARD::QAB1(C),XR(j)
- Refutation
- S(m);XQ(C)
- Try
- Actual
- S(F);
- Threat
- DUALS(3)
- Vars
- Q(a);XB(E)::QAR1(C)
- R(j);XS(F)::QAR2(C)
- B(k);P_PINP(G),XS(F)::QAR1(C)
- S(m);XS(F)::QAR1(C)
- Q(a);::QAR1(C)
- Q(a);N_GUARD::QAR(C)
- B(l);::QAR1(C)
- B(l);N_GUARD::S(F)
- S(m);N_GUARD::QAB(C),XS(m)
- P(e);OGATE,P_PINQ(C)::QAR1(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).