MESON Chess Problem Database
Problem Display
PID: 172019 (r1q5/2P2rpP/Q3b3/1P3kNP/1R3N2/6R1/5K2/B3nBn1 w - - 0 1)
Apro, Laszlo
Sinfonie Scacchistiche, 1988
#2
12 + 8
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Qb7
- 2.Qxe6#
- 1...Qxc7
- 2.Qxe6#
- 1...Qb8
- 2.Qxe6#
- 1...Qd8
- 2.Qxe6#
- 1...Qf8
- 2.Qxe6#
- 1...Qg8
- 2.Qxe6#
- 1...Qh8
- 2.Qxe6#
- 1...Rd7
- 2.Qxe6#
- 1...Ba2
- 2.Qg6#
- 1...Bb3
- 2.Qg6#
- 1...Bd5
- 2.Qg6#
- 1...Bd7
- 2.Qg6#
- 1...Sc2
- 2.Bd3#
- 1...Sg2
- 2.Bd3#
- 1...Sd3+
- 2.Bxd3#
- 1...Sef3
- 2.Bd3#
- 1...Se2
- 2.Bh3#
- 1...Sgf3
- 2.Bh3#
- 1...Sh3+
- 2.Bxh3#
- 1...Qb7
- Tries
- 1.Sg2?
- threat
- 2.Se3#
- 2.Sh4#
- 2.Rf4#
- 1...Sd3+
- 2.Bxd3#
- 1...Qxc7
- 2.Se3#
- 2.Sh4#
- 2.Qxe6#
- 1...Sxg2
- 2.Bd3#
- 1...Bc4
- 2.Qg6#
- 1...Sc2
- 2.Sh4#
- 2.Bd3#
- 2.Rf4#
- 1...Sef3
- 2.Se3#
- 2.Bd3#
- 2.Rf4#
- 1...Se2
- 2.Se3#
- 2.Sh4#
- 1...Sgf3
- 2.Se3#
- 2.Rf4#
- 1...Sh3+!
- threat
- 1.Sd3?
- threat
- 2.Rf4#
- 1...Sxd3+
- 2.Bxd3#
- 1...Sh3+
- 2.Bxh3#
- 1...Qxc7
- 2.Qxe6#
- 1...Bc4
- 2.Qg6#
- 1...Se2
- 2.Bh3#
- 1...Sg2!
- threat
- 1.Sfh3?
- threat
- 2.Rf4#
- 1...Sd3+
- 2.Bxd3#
- 1...Sxh3+
- 2.Bxh3#
- 1...Qxc7
- 2.Qxe6#
- 1...Sg2
- 2.Bd3#
- 1...Bc4
- 2.Qg6#
- 1...Se2!
- threat
- 1.Sfxe6?
- threat
- 2.Rf4#
- 1...Sd3+
- 2.Bxd3#
- 1...Sh3+
- 2.Bxh3#
- 1...Qxe6
- 2.Qxe6#
- 1...Sg2
- 2.Bd3#
- 1...Se2
- 2.Bh3#
- 1...Qxc7!
- threat
- 1.Sg6?
- threat
- 2.Sh4#
- 2.Rf4#
- 1...Sd3+
- 2.Bxd3#
- 1...Sh3+
- 2.Bxh3#
- 1...Qxc7
- 2.Sh4#
- 2.Qxe6#
- 1...Sg2
- 2.Bd3#
- 1...Sef3
- 2.Bd3#
- 2.Rf4#
- 1...Se2
- 2.Sh4#
- 2.Bh3#
- 1...Sgf3
- 2.Bh3#
- 2.Rf4#
- 1...Bc4!
- threat
- 1.Sf3?
- threat
- 2.Sh4#
- 2.Rg5#
- 1...Sd3+
- 2.Bxd3#
- 1...Sh3+
- 2.Bxh3#
- 1...Sexf3
- 2.Bd3#
- 1...Sgxf3
- 2.Bh3#
- 1...Sg2
- 2.Bd3#
- 2.Rg5#
- 1...Qd8
- 2.Qxe6#
- 1...g5
- 2.Rxg5#
- 1...Bc4!
- threat
- 1.Sgh3?
- threat
- 2.Rg5#
- 1...Sd3+
- 2.Bxd3#
- 1...Sxh3+
- 2.Bxh3#
- 1...Bc4
- 2.Qg6#
- 1...Qd8
- 2.Qxe6#
- 1...Sef3
- 2.Bd3#
- 1...g5
- 2.Rxg5#
- 1...Sgf3!
- threat
- 1.Sgxe6?
- threat
- 2.Rg5#
- 1...Sd3+
- 2.Bxd3#
- 1...Sh3+
- 2.Bxh3#
- 1...Qxe6
- 2.Qxe6#
- 1...Sef3
- 2.Bd3#
- 1...Sgf3
- 2.Bh3#
- 1...g5
- 2.Rxg5#
- 1...Qd8!
- threat
- 1.Sg2?
- Keys
- 1.Sd5!
- threat
- 2.Se3#
- 2.Rf4#
- 1...Sd3+
- 2.Bxd3#
- 1...Sh3+
- 2.Bxh3#
- 1...Qxc7
- 2.Se3#
- 2.Qxe6#
- 1...Bxd5
- 2.Qg6#
- 1...Sg2
- 2.Bd3#
- 1...Sc2
- 2.Bd3#
- 2.Rf4#
- 1...Se2
- 2.Se3#
- 2.Bh3#
- threat
- 1.Sd5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 15
- Sets
- Q(h);N_GUARD::QAB1(J),XB(d)
- Q(h);N_GUARD,XP(K)::QAB1(J),XB(d)
- R(e);S_CUTQ(h)::QAB1(J),XB(d)
- B(d);OGATE::QAB1(J)
- S(a);N_GUARD::B(B)
- S(a);CHECK,N_GUARD::B(B),XS(a)
- S(b);N_GUARD::B(B)
- S(b);CHECK,N_GUARD::B(B),XS(b)
- Tries
- Try
- S(F);
- Threat
- DUALS(3)
- Vars
- S(a);CHECK,N_GUARD::B(B),XS(a)
- S(a);N_GUARD,XS(F)::B(B)
- B(d);OGATE::QAB1(J)
- Refutation
- S(b);CHECK
- Try
- S(F);
- Threat
- R1(E)
- Vars
- S(a);CHECK,OGATE,XS(F)::B(B),XS(a)
- S(b);CHECK,N_GUARD::B(B),XS(b)
- Q(h);N_GUARD,XP(K)::QAB1(J),XB(d)
- B(d);OGATE::QAB1(J)
- S(b);N_GUARD::B(B)
- Refutation
- S(a);
- Try
- S(F);
- Threat
- R1(E)
- Vars
- S(a);CHECK,N_GUARD::B(B),XS(a)
- S(b);CHECK,OGATE,XS(F)::B(B),XS(b)
- Q(h);N_GUARD,XP(K)::QAB1(J),XB(d)
- S(a);N_GUARD::B(B)
- B(d);OGATE::QAB1(J)
- Refutation
- S(b);
- Try
- S(F);XB(d)
- Threat
- R1(E)
- Vars
- S(a);CHECK,N_GUARD::B(B),XS(a)
- S(b);CHECK,N_GUARD::B(B),XS(b)
- Q(h);OGATE,XS(F)::QAB1(J),XQ(h)
- S(a);N_GUARD::B(B)
- S(b);N_GUARD::B(B)
- Refutation
- Q(h);XP(K)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- S(a);CHECK,N_GUARD::B(B),XS(a)
- S(b);CHECK,N_GUARD::B(B),XS(b)
- S(a);N_GUARD::B(B)
- Refutation
- B(d);
- Try
- S(H);
- Threat
- DUALS(2)
- Vars
- S(a);CHECK,N_GUARD::B(B),XS(a)
- S(b);CHECK,N_GUARD::B(B),XS(b)
- S(a);N_GUARD,XS(H)::B(B)
- S(b);N_GUARD,XS(H)::B(B)
- Q(h);N_GUARD::QAB1(J),XB(d)
- P(f);::R1(D),XP(f)
- Refutation
- B(d);
- Try
- S(H);
- Threat
- R1(D)
- Vars
- S(a);CHECK,N_GUARD::B(B),XS(a)
- S(b);CHECK,OGATE,XS(H)::B(B),XS(b)
- B(d);OGATE::QAB1(J)
- Q(h);N_GUARD::QAB1(J),XB(d)
- S(a);N_GUARD::B(B)
- P(f);::R1(D),XP(f)
- Refutation
- S(b);
- Try
- S(H);XB(d)
- Threat
- R1(D)
- Vars
- S(a);CHECK,N_GUARD::B(B),XS(a)
- S(b);CHECK,N_GUARD::B(B),XS(b)
- Q(h);OGATE,XS(H)::QAB1(J),XQ(h)
- S(a);N_GUARD::B(B)
- S(b);N_GUARD::B(B)
- P(f);::R1(D),XP(f)
- Refutation
- Q(h);
- Try
- Actual
- S(F);
- Threat
- DUALS(2)
- Vars
- S(a);CHECK,N_GUARD::B(B),XS(a)
- S(b);CHECK,N_GUARD::B(B),XS(b)
- B(d);OGATE,XS(F)::QAB1(J)
- S(a);N_GUARD::B(B)
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).