MESON Chess Problem Database
Problem Display
PID: 173508 (6R1/4Q2K/1B5p/1p2Pp2/5kNN/r4P2/p2nR2P/1B5b w - - 0 1)
Kovacevic, Marjan
1st Prize, Shakhmatnaya kompozitsiya, 2013
#2
11 + 8
| 23 | Die Schwalbe | 2017 |
| 114 | Springaren | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Re3
- 2.Bxe3#
- 1...Ra4
- 2.Be3#
- 1...Ra5
- 2.Be3#
- 1...Ra6
- 2.Be3#
- 1...Ra7
- 2.Be3#
- 1...Ra8
- 2.Be3#
- 1...Sxb1
- 2.Qb4#
- 1...Sf1
- 2.Qb4#
- 1...Sb3
- 2.Be3#
- 1...fxg4
- 2.Rxg4#
- 2.Rf8#
- 2.Qf6#
- 2.Qf8#
- 2.Qf7#
- 1...h5
- 2.Qg5#
- 1...Re3
- Tries
- 1.Sf2?
- threat
- 2.Sh3#
- 1...Rxf3
- 2.Sg6#
- 1...Bg2!
- threat
- 1.Se3?
- threat
- 2.Sd5#
- 1...Rxe3
- 2.Bxe3#
- 1...Bxf3
- 2.Sg6#
- 1...Rd3!
- threat
- 1.Sf6?
- threat
- 2.Sd5#
- 2.Sh5#
- 1...Rd3
- 2.Sh5#
- 1...h5
- 2.Sd5#
- 2.Sxh5#
- 1...Bxf3!
- threat
- 1.Sxh6?
- threat
- 2.Qg5#
- 1...Sxf3
- 2.Sg6#
- 1...Re3
- 2.Bxe3#
- 1...Ra7
- 2.Be3#
- 1...Se4!
- threat
- 1.Sg2+?
- 1...Kxf3
- 2.Rf2#
- 1...Bxg2!
- 1...Kxf3
- 1.Re4+?
- 1...fxe4
- 2.Rf8#
- 2.Qf6#
- 2.Qf8#
- 2.Qf7#
- 1...Sxe4!
- 1...fxe4
- 1.Qxa3?
- threat
- 2.Be3#
- 2.Qe3#
- 1...fxg4
- 2.Rxg4#
- 2.Qf8#
- 2.Qe3#
- 1...Sf1
- 2.Qb4#
- 1...Sb3
- 2.Be3#
- 1...Sc4!
- threat
- 1.Qf6?
- threat
- 2.Qxf5#
- 2.Qxh6#
- 1...Sxf3
- 2.Re4#
- 2.Qxf5#
- 1...axb1Q
- 2.Qxh6#
- 1...axb1B
- 2.Qxh6#
- 1...Se4
- 2.Rxe4#
- 2.Qxf5#
- 1...h5
- 2.Qg5#
- 2.Qxf5#
- 2.Qh6#
- 1...Ra7+!
- threat
- 1.Qf8?
- threat
- 2.Qxh6#
- 2.Qxf5#
- 1...Sxf3
- 2.Re4#
- 2.Qxf5#
- 1...axb1Q
- 2.Qxh6#
- 1...axb1B
- 2.Qxh6#
- 1...Se4
- 2.Rxe4#
- 2.Qxf5#
- 1...h5
- 2.Qh6#
- 2.Qxf5#
- 1...Ra7+!
- threat
- 1.Qe6?
- threat
- 2.Qxf5#
- 2.Qxh6#
- 1...Sxf3
- 2.Qxf5#
- 1...axb1Q
- 2.Qxh6#
- 1...axb1B
- 2.Qxh6#
- 1...fxg4
- 2.Rxg4#
- 2.Qxg4#
- 2.Qf5#
- 2.Qf7#
- 2.Qf6#
- 2.Qxh6#
- 1...Se4
- 2.Qxf5#
- 1...h5
- 2.Qxf5#
- 2.Qh6#
- 1...Ra7+!
- threat
- 1.Sf2?
- Keys
- 1.Rf2!
- threat
- 2.Sg6#
- 1...Rxf3
- 2.Be3#
- 1...Bxf3
- 2.Sg2#
- 1...Sxf3
- 2.Qb4#
- threat
- 1.Rf2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 10
- Sets
- R(d);N_GUARD::B(H),XR(d)
- R(d);N_GUARD::B(H)
- R(d);N_GUARD,P_PINQ(I)::B(H)
- S(c);N_GUARD,XB(A)::QAR(I)
- S(c);N_GUARD::QAR(I)
- S(c);S_CUTR(d)::B(H)
- P(h);N_GUARD::QAB1(I)
- Tries
- Try
- S(E);
- Threat
- S(E)
- Vars
- R(d);SBLOCK,XP(D)::S(F)
- Refutation
- B(a);
- Try
- S(E);
- Threat
- S(E)
- Vars
- R(d);OGATE,XS(E)::B(H),XR(d)
- B(a);SBLOCK,XP(D)::S(F)
- Refutation
- R(d);
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- R(d);::S(E)
- Refutation
- B(a);XP(D)
- Try
- S(E);XP(h)
- Threat
- QAB1(I)
- Vars
- S(c);SBLOCK,XP(D)::S(F)
- R(d);N_GUARD::B(H),XR(d)
- R(d);N_GUARD,P_PINQ(I)::B(H)
- Refutation
- S(c);
- Try
- S(F);CHECK
- Vars
- K(e);P-FLIGHT,XP(D)::R1(B)
- Refutation
- B(a);XS(F)
- Try
- R(B);CHECK
- Refutation
- S(c);XR(B)
- Try
- Q(I);XR(d)
- Threat
- DUALS(2)
- Vars
- S(c);N_GUARD::QAR(I)
- S(c);::B(H)
- Refutation
- S(c);
- Try
- Q(I);P_PINP(g)
- Threat
- DUALS(2)
- Vars
- P(b);XB(A)::QAB(I),XP(h)
- Refutation
- R(d);CHECK
- Try
- Q(I);P_PINP(g)
- Threat
- DUALS(2)
- Vars
- P(b);XB(A)::QAB(I),XP(h)
- Refutation
- R(d);CHECK
- Try
- Q(I);
- Threat
- DUALS(2)
- Vars
- S(c);XP(D)::QAR1(I),XP(g)
- P(b);XB(A)::QAB(I),XP(h)
- S(c);::QAR1(I),XP(g)
- Refutation
- R(d);CHECK
- Try
- Actual
- R(B);
- Threat
- S(F)
- Vars
- R(d);N_GUARD,P_SPINR(d),XP(D)::B(H)
- B(a);N_GUARD,P_SPINB(a),XP(D)::S(F)
- S(c);N_GUARD,P_SPINS(c),XP(D)::QAR(I)
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).