MESON Chess Problem Database
Problem Display
PID: 10352 (3q4/1B1n4/5r2/1P3P1p/KQNkN2R/1p1r1pRb/pPp1pPPB/3n2b1 w - - 0 1)
Petrovic, Nenad
The Problemist, 1963
#2
13 + 14
| 273 | Mat Plus | 2008 |
SOLUTION
- SOUND
- Sets
- 1...Bxg2
- 2.Sed2#
- 2.Sc3#
- 2.Sc5#
- 2.Sg5#
- 2.Sed6#
- 2.Sxf6#
- 1...Sc5+
- 2.Qxc5#
- 1...Se5
- 2.Qc5#
- 1...Sb8
- 2.Qc5#
- 1...Sf8
- 2.Qc5#
- 1...Bxg2
- Tries
- 1.Qd6+?
- 1...Kxc4
- 2.Sd2#
- 2.Qb4#
- 1...Rxd6!
- 1...Kxc4
- 1.Qd6+?
- Keys
- 1.Rgxh3!
- threat
- 2.Scd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Se5#
- 2.Sb6#
- 2.Scd6#
- 2.Sed2#
- 2.Sc3#
- 2.Sg3#
- 2.Sc5#
- 2.Sg5#
- 2.Sed6#
- 2.Sxf6#
- 1...Qa5+
- 2.Sxa5#
- 1...Qa8+
- 2.Sa5#
- 1...Ra6+
- 2.Sa5#
- 1...Sxb2+
- 2.Sxb2#
- 1...Sc3+
- 2.Sxc3#
- 1...Sc5+
- 2.Sxc5#
- 2.Qxc5#
- 1...Sb6+
- 2.Sxb6#
- 1...a1Q+
- 2.Sa3#
- 1...a1R+
- 2.Sa3#
- 1...Rxf5
- 2.Scd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Se5#
- 2.Sb6#
- 2.Scd6#
- 1...Bxf2
- 2.Sxf2#
- 2.Sg3#
- 1...Bxh2
- 2.Sg3#
- 1...Sxf2
- 2.Sxf2#
- 1...Rd2
- 2.Se5#
- 2.Sc5#
- 1...Rc3
- 2.Sc5#
- 1...Re3
- 2.Se5#
- 1...Rc6
- 2.Sf6#
- 1...c1Q
- 2.Sed2#
- 1...c1B
- 2.Scd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Se5#
- 2.Sb6#
- 2.Scd6#
- 2.Sed2#
- 1...c1R
- 2.Sed2#
- 2.Sc3#
- 2.Sg3#
- 2.Sc5#
- 2.Sg5#
- 2.Sed6#
- 2.Sxf6#
- 1...e1Q
- 2.Scd2#
- 1...e1B
- 2.Scd2#
- 2.Sed2#
- 2.Sc3#
- 2.Sg3#
- 2.Sc5#
- 2.Sg5#
- 2.Sed6#
- 2.Sxf6#
- 1...e1R
- 2.Scd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Se5#
- 2.Sb6#
- 2.Scd6#
- 1...Qb6
- 2.Scd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Se5#
- 2.Sxb6#
- 2.Scd6#
- 2.Sed2#
- 2.Sc3#
- 2.Sg3#
- 2.Sc5#
- 2.Sg5#
- 2.Sed6#
- 2.Sxf6#
- 1...Qc7
- 2.Sed6#
- 1...Qe7
- 2.Scd6#
- 1...Qb8
- 2.Scd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Se5#
- 2.Sb6#
- 2.Scd6#
- 2.Sed6#
- 1...Qc8
- 2.Sed2#
- 2.Sc3#
- 2.Sg3#
- 2.Sc5#
- 2.Sg5#
- 2.Sed6#
- 2.Sxf6#
- 1...Qe8
- 2.Scd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Se5#
- 2.Sb6#
- 2.Scd6#
- 1...Qf8
- 2.Scd6#
- 2.Sed2#
- 2.Sc3#
- 2.Sg3#
- 2.Sc5#
- 2.Sg5#
- 2.Sed6#
- 2.Sxf6#
- 1...Qg8
- 2.Sg5#
- 1...Rb6
- 2.Scd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Se5#
- 2.Sxb6#
- 2.Scd6#
- 2.Sg5#
- 2.Sf6#
- 1...Rd6
- 2.Scd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Se5#
- 2.Sb6#
- 2.Scxd6#
- 2.Sg5#
- 2.Sf6#
- 1...Re6
- 2.Scd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Se5#
- 2.Sb6#
- 2.Scd6#
- 1...Rg6
- 2.Scd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Se5#
- 2.Sb6#
- 2.Scd6#
- 2.Sg5#
- 1...Rh6
- 2.Scd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Se5#
- 2.Sb6#
- 2.Scd6#
- 2.Sg5#
- 2.Sf6#
- 1...Rf7
- 2.Scd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Se5#
- 2.Sb6#
- 2.Scd6#
- 2.Sg5#
- 2.Sf6#
- 1...Rf8
- 2.Scd2#
- 2.Sa3#
- 2.Se3#
- 2.Sa5#
- 2.Se5#
- 2.Sb6#
- 2.Scd6#
- 2.Sg5#
- 2.Sf6#
- 1...Se3
- 2.Sxe3#
- 1...Se5
- 2.Sxe5#
- 2.Bxe5#
- 2.Qc5#
- threat
- 1.Rgxh3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 19
- REMOVED MATES = 4
- Sets
- S(m);CHECK,N_GUARD::QAB1(G),XS(m)
- S(m);N_GUARD::QAB1(G)
- Tries
- Try
- Q(G);CHECK
- Refutation
- R(l);XQ(G)
- Try
- Actual
- R(E);XB(i)
- Threat
- DUALS(14)
- Vars
- Q(n);CHECK::QAR(G)+S(H),XQ(n)
- Q(n);CHECK::QAR(G)+S(H)
- R(l);CHECK::QAR(G)+S(H)
- S(a);CHECK,XP(A)::QAR(G)+S(H),XS(a)
- S(a);CHECK::R(J)+S(I),XS(a)
- S(m);CHECK::QAR(G)+S(H),XS(m)
- P(c);CHECK::QAR(G)+S(H)
- B(b);XB(D)::R(J)+S(I)
- S(a);XP(B)::R(J)+S(I),XS(a)
- R(g);::R(J)+S(I)
- R(g);::QAR(G)+S(H)
- R(l);::R(J)+S(I)
- P(d);::R(J)+S(I)
- P(e);::QAR(G)+S(H)
- Q(n);::R(J)+S(I)
- Q(n);::QAR(G)+S(H)
- S(a);::QAR(G)+S(H),XS(a)
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).