MESON Chess Problem Database
Problem Display
PID: 65372 (1rb3Rn/2B1ppN1/1N3k1p/p1p1rP2/K1Q1n3/2p1p3/2Bp2R1/8 w - - 0 1)
Prins, Hendrik
5th Prize, The Problemist, 1993
#2
9 + 14
| 3681 | FIDE Album (1992-1994) | 2001 |
SOLUTION
- SOUND
- Sets
- 1...Rd5
- 2.Sxd5#
- 1...Rxf5
- 2.Se8#
- 1...Re6
- 2.Sd5#
- 1...Bxf5
- 2.Sh5#
- 1...Ba6
- 2.Sd7#
- 1...Bb7
- 2.Sd7#
- 1...Bd7+
- 2.Sxd7#
- 1...Sf2
- 2.Sh5#
- 2.Se8#
- 2.Qh4#
- 1...Sg3
- 2.Se8#
- 2.Qh4#
- 1...Sg5
- 2.Sh5#
- 2.Se8#
- 1...Sd6
- 2.Sh5#
- 2.Qh4#
- 1...e6
- 2.Bd8#
- 1...Rd5
- Tries
- 1.Rxh8?
- threat
- 2.Rxh6#
- 1...Bd7+
- 2.Sxd7#
- 1...Bxf5
- 2.Sh5#
- 1...Sg5
- 2.Sh5#
- 2.Se8#
- 1...e6
- 2.Bd8#
- 1...h5
- 2.Rh6#
- 1...Sg3!
- threat
- 1.Qd5?
- threat
- 2.Bxe5#
- 2.Qxe5#
- 1...Bd7+
- 2.Sxd7#
- 1...Rxd5
- 2.Sxd5#
- 1...Rxf5
- 2.Se8#
- 1...Sg3
- 2.Se8#
- 1...e6
- 2.Bd8#
- 2.Qd8#
- 1...Re6
- 2.Sh5#
- 2.Se8#
- 1...Sd6
- 2.Sh5#
- 1...Sg6!
- threat
- 1.Qa6?
- threat
- 2.Sd5#
- 2.Sd7#
- 1...Bd7+
- 2.Sxd7#
- 1...Bxa6
- 2.Sd7#
- 1...Sg3
- 2.Se8#
- 1...e6
- 2.Bd8#
- 1...Rd5
- 2.Sxd5#
- 2.Sd7#
- 1...Re6
- 2.Sd5#
- 1...Be6
- 2.Sd7#
- 1...Sd6
- 2.Sh5#
- 1...Rxb6!
- threat
- 1.Qxf7+?
- 1...Sxf7
- 2.Rg6#
- 1...Kxf7!
- 1...Sxf7
- 1.Qxc3?
- threat
- 2.Sd5#
- 2.Bxe5#
- 2.Qxe5#
- 1...Bd7+
- 2.Sxd7#
- 1...Rxb6
- 2.Bxe5#
- 2.Qxe5#
- 1...Sg3
- 2.Se8#
- 1...e6
- 2.Bd8#
- 1...d1Q
- 2.Bxe5#
- 2.Qxe5#
- 1...d1R
- 2.Bxe5#
- 2.Qxe5#
- 1...Be6
- 2.Bxe5#
- 2.Qxe5#
- 1...Bb7
- 2.Sd7#
- 2.Bxe5#
- 2.Qxe5#
- 1...Sd6
- 2.Sd5#
- 2.Sh5#
- 1...Sg6
- 2.Sd5#
- 1...Sxc3+!
- threat
- 1.Qd4?
- threat
- 2.Sd5#
- 2.Bxe5#
- 2.Qxe5#
- 1...Bd7+
- 2.Sxd7#
- 1...Rxb6
- 2.Bxe5#
- 2.Qxe5#
- 1...Sg3
- 2.Se8#
- 2.Qh4#
- 1...e6
- 2.Bd8#
- 2.Qd8#
- 1...Be6
- 2.Bxe5#
- 2.Qxe5#
- 1...Bb7
- 2.Sd7#
- 2.Bxe5#
- 2.Qxe5#
- 1...Sd6
- 2.Sd5#
- 2.Sh5#
- 2.Qh4#
- 1...Sg6
- 2.Sd5#
- 1...cxd4!
- threat
- 1.Qxe4?
- threat
- 2.Sh5#
- 2.Se8#
- 2.Bxe5#
- 2.Qh4#
- 2.Qxe5#
- 1...Bd7+
- 2.Sxd7#
- 1...Rxf5
- 2.Se8#
- 1...Bxf5
- 2.Bxe5#
- 2.Qh4#
- 2.Qxe5#
- 1...e6
- 2.Bd8#
- 2.Qh4#
- 1...d1Q
- 2.Se8#
- 2.Bxe5#
- 2.Qh4#
- 2.Qxe5#
- 1...d1B
- 2.Se8#
- 2.Bxe5#
- 2.Qh4#
- 2.Qxe5#
- 1...Rd5
- 2.Sxd5#
- 2.Sh5#
- 2.Se8#
- 2.Qh4#
- 1...Re6
- 2.Sd5#
- 2.Sh5#
- 2.Se8#
- 2.Qh4#
- 1...Ba6
- 2.Sd7#
- 2.Sh5#
- 2.Bxe5#
- 2.Qh4#
- 2.Qxe5#
- 1...Be6
- 2.Sh5#
- 2.Bxe5#
- 2.Qh4#
- 2.Qxe5#
- 1...Bb7
- 2.Sd7#
- 2.Sh5#
- 2.Bxe5#
- 2.Qh4#
- 2.Qxe5#
- 1...Sg6
- 2.Sh5#
- 2.Se8#
- 1...h5
- 2.Sxh5#
- 2.Se8#
- 2.Bxe5#
- 2.Qh4#
- 2.Qxe5#
- 1...Rxe4+!
- threat
- 1.Rxh8?
- Keys
- 1.Qf1!
- threat
- 2.Sh5#
- 2.Se8#
- 1...Bd7+
- 2.Sxd7#
- 1...Rxf5
- 2.Sd5#
- 1...Bxf5
- 2.Sd7#
- 1...Sg3
- 2.Se8#
- 1...e6
- 2.Bd8#
- 1...d1Q
- 2.Se8#
- 1...d1B
- 2.Se8#
- 1...Ba6
- 2.Sd7#
- 2.Sh5#
- 1...Be6
- 2.Sh5#
- 1...Bb7
- 2.Sd7#
- 2.Sh5#
- 1...Sd6
- 2.Sh5#
- 1...h5
- 2.Sxh5#
- 2.Se8#
- threat
- 1.Qf1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 5
- REMOVED MATES = 4
- Sets
- R(g);N_GUARD::S(F),XR(g)
- R(g);SBLOCK,XP(E)::S(H)
- R(g);N_GUARD::S(F)
- B(m);SBLOCK,XP(E)::S(H)
- B(m);N_GUARD::S(F)
- B(m);CHECK,N_GUARD::S(F),XB(m)
- P(j);OGATEB::B(G)
- Tries
- Try
- R(I);XS(n)
- Threat
- R(I),XP(i)
- Vars
- B(m);CHECK,N_GUARD::S(F),XB(m)
- B(m);SBLOCK,XP(E)::S(H)
- P(j);OGATEB::B(G)
- P(i);::R(I)
- Refutation
- S(d);
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- B(m);CHECK,N_GUARD::S(F),XB(m)
- R(g);XQ(D)::S(F),XR(g)
- R(g);XP(E)::S(H)
- S(d);::S(H)
- Refutation
- S(n);
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- B(m);CHECK::QAR(D)+S(F),DCHECK,XB(m)
- B(m);XQ(D)::S(F)
- S(d);::S(H)
- P(j);OGATEB::B(G)
- R(g);::S(F)
- B(m);::S(F)
- Refutation
- R(l);P_SPINR(l),XS(F)
- Try
- Q(D);CHECK,XP(k)
- Vars
- S(n);SBLOCK,XQ(D)::R1(B)
- Refutation
- K(h);P-FLIGHT,XQ(D)
- Try
- Q(D);P_PINR(g),XP(b)
- Threat
- DUALS(3)
- Vars
- B(m);CHECK,N_GUARD::S(F),XB(m)
- S(d);::S(H)
- P(j);OGATEB::B(G)
- S(n);::S(F)
- Refutation
- S(d);CHECK,N_SPINR(g),XQ(D)
- Try
- Q(D);P_PINR(g)
- Threat
- DUALS(3)
- Vars
- B(m);CHECK,N_GUARD::S(F),XB(m)
- S(n);::S(F)
- Refutation
- P(f);N_SPINR(g),XQ(D)
- Try
- Q(D);XS(d)
- Threat
- DUALS(5)
- Vars
- B(m);CHECK,N_GUARD::S(F),XB(m)
- R(g);XP(E)::S(H)
- Refutation
- R(g);CHECK,XQ(D)
- Try
- Actual
- Q(D);
- Threat
- DUALS(2)
- Vars
- B(m);CHECK,N_GUARD::S(F),XB(m)
- R(g);N_GUARD,P_SPINR(g),XP(E)::S(F)
- B(m);N_GUARD,P_SPINB(m),XP(E)::S(F)
- S(d);::S(H)
- P(j);OGATEB::B(G)
- P(a);P_PINB(A)::S(H)
- B(m);::S(H)
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).