MESON Chess Problem Database
Problem Display
PID: 102683 (q1b2Q1B/2p2r2/2N2n2/p1R3b1/4Pk2/2N3R1/5P2/2KB4 w - - 0 1)
Monreal, Pierre
Le Courrier des Echecs, 1956
#2
10 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rd7
- 2.Rg4#
- 2.Rf5#
- 1...Bh6
- 2.Qxh6#
- 1...Bf5
- 2.Rxf5#
- 1...Ba6
- 2.Rf5#
- 1...Bb7
- 2.Rf5#
- 1...Sxe4
- 2.Se2#
- 1...Sg4
- 2.Rf3#
- 1...Sd5
- 2.Be5#
- 1...Sh5
- 2.Be5#
- 1...Sd7
- 2.Rg4#
- 1...Sh7
- 2.Be5#
- 1...Se8
- 2.Be5#
- 1...Sg8
- 2.Be5#
- 1...Rd7
- Tries
- 1.Se5?
- threat
- 2.Sd3#
- 2.Sg6#
- 2.Rf3#
- 1...Qd5
- 2.Sg6#
- 1...Qa6
- 2.Sg6#
- 2.Rf3#
- 1...Rd7
- 2.Sg6#
- 2.Rf3#
- 2.Rg4#
- 1...Rg7
- 2.Sd3#
- 2.Rf3#
- 1...Bh4
- 2.Sd3#
- 2.Sg6#
- 1...Bh6
- 2.Sd3#
- 2.Sg6#
- 2.Qxh6#
- 1...Bg4
- 2.Sd3#
- 2.Sg6#
- 1...Bf5
- 2.Sd3#
- 2.Rf3#
- 1...Ba6
- 2.Sg6#
- 2.Rf3#
- 1...Qxe4!
- threat
- 1.Bf3?
- threat
- 2.Se2#
- 1...Ba6
- 2.Rf5#
- 1...Qa6!
- threat
- 1.Qg7?
- threat
- 2.Qxg5#
- 1...Sxe4
- 2.Se2#
- 2.Qe5#
- 1...Bh4
- 2.Rf3#
- 1...Bh6
- 2.Rf3#
- 2.Qxh6#
- 1...Sh7
- 2.Qe5#
- 1...Rxg7!
- threat
- 1.Qxc8?
- threat
- 2.Rf3#
- 2.Rf5#
- 2.Qf5#
- 1...Sxe4
- 2.Se2#
- 2.Sd5#
- 2.Be5#
- 2.Rf3#
- 2.Rg4#
- 2.Qg4#
- 1...Rd7
- 2.Rf5#
- 1...Sg4
- 2.Rf3#
- 2.Rxg4#
- 2.Qxg4#
- 1...Sd5
- 2.Be5#
- 2.Rf3#
- 2.Rg4#
- 2.Qg4#
- 1...Sh5
- 2.Be5#
- 2.Rf3#
- 2.Rg4#
- 2.Qg4#
- 1...Sd7
- 2.Rg4#
- 1...Sh7
- 2.Be5#
- 2.Rf3#
- 2.Rg4#
- 2.Qg4#
- 1...Se8
- 2.Be5#
- 2.Rf3#
- 2.Rg4#
- 2.Qg4#
- 1...Sg8
- 2.Be5#
- 2.Rf3#
- 2.Rg4#
- 2.Qg4#
- 1...Qxc8!
- threat
- 1.Qg8?
- threat
- 2.Qxg5#
- 1...Sxe4
- 2.Se2#
- 1...Sxg8
- 2.Be5#
- 1...Bh4
- 2.Rf3#
- 1...Bh6
- 2.Rf3#
- 1...Sh7
- 2.Be5#
- 1...Rg7!
- threat
- 1.Se5?
- Keys
- 1.Qd8!
- threat
- 2.Qd2#
- 1...Sxe4
- 2.Se2#
- 1...Rd7
- 2.Rf5#
- 1...Bd7
- 2.Qxc7#
- 1...Sg4
- 2.Rf3#
- 2.Qxg5#
- 1...Sd5
- 2.Be5#
- 2.Qxg5#
- 1...Sd7
- 2.Rg4#
- 2.Qxg5#
- threat
- 1.Qd8!
This is a version of 81164
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 11
- Sets
- B(c);OGATEB::QAB(I),XB(c)
- B(h);N_GUARD::R1(G),XB(h)
- B(h);N_GUARD::R1(G)
- S(d);P_SPINR(f),SBLOCK,XP(F)::S(D)
- S(d);P_SPINR(f),SBLOCK::R1(E)
- S(d);OGATE,P_SPINR(f)::B(J)
- S(d);N_GUARD,P_SPINR(f),S_CUTB(h)::R1(E)
- Tries
- Try
- S(H);
- Threat
- DUALS(3)
- Vars
- Q(g);::S(H)
- Refutation
- Q(g);XP(F)
- Try
- B(B);
- Threat
- S(D)
- Vars
- B(h);N_GUARD::R1(G)
- Refutation
- Q(g);
- Try
- Q(I);
- Threat
- QAB1(I),XB(c)
- Vars
- B(c);::R1(E)
- S(d);OGATE::QAB1(I)
- Refutation
- R(f);XQ(I)
- Try
- Q(I);XB(h)
- Threat
- DUALS(3)
- Vars
- R(f);::R1(G)
- S(d);N_GUARD::R1(E)
- Refutation
- Q(g);XQ(I)
- Try
- Q(I);
- Threat
- QAB1(I),XB(c)
- Vars
- S(d);SBLOCK,XP(F)::S(D)
- S(d);OGATE,XQ(I)::B(J)
- B(c);::R1(E)
- S(d);OGATE::B(J)
- Refutation
- R(f);
- Try
- Actual
- Q(I);
- Threat
- QAB(I)
- Vars
- S(d);SBLOCK,XP(F)::S(D)
- R(f);S_CUTB(h)::R1(G)
- B(h);S_CUTR(f)::QAB(I),XP(e)
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).