MESON Chess Problem Database
Problem Display
PID: 106753 (7b/1B3K2/pp1RP3/N3kp2/1P1N4/2R1pQ2/b6p/B6q w - - 0 1)
Stojnic, Dragan
4/6 Place, Subotica Quick Ty., 2009
#2
10 + 9
SOLUTION
- SOUND
- Sets
- 1...Bb1
- 2.Sc4#
- 2.Rd5#
- 1...Bc4
- 2.Sxc4#
- 1...Bd5
- 2.Rxd5#
- 1...Bb1
- Tries
- 1.Se2?
- threat
- 2.Qf4#
- 1...Bxe6+
- 2.Rxe6#
- 1...Kxd6
- 2.Rc6#
- 1...Qxf3
- 2.Rcd3#
- 1...f4
- 2.Qxf4#
- 1...Qf1!
- threat
- 1.Sb5?
- threat
- 2.Sc6#
- 2.Rc1#
- 2.Rxe3#
- 2.Rc5#
- 1...Bxe6+
- 2.Rxe6#
- 1...Qxf3
- 2.Rc4#
- 1...Qxa1
- 2.Sc6#
- 2.Rxe3#
- 2.Qxe3#
- 1...bxa5
- 2.Rc1#
- 2.Rxe3#
- 2.Rc5#
- 1...f4
- 2.Rc5#
- 2.Qh5#
- 1...Qg2
- 2.Sc6#
- 2.Rc2#
- 2.Rxe3#
- 2.Rc5#
- 1...Qb1
- 2.Sc6#
- 2.Rxe3#
- 2.Rc5#
- 1...Qc1
- 2.Sc6#
- 2.Rxc1#
- 2.Rxe3#
- 2.Rc5#
- 1...Qd1
- 2.Sc6#
- 2.Rxe3#
- 2.Rc5#
- 2.Qxe3#
- 1...Qe1
- 2.Sc6#
- 2.Rxe3#
- 2.Rc5#
- 1...Bc4
- 2.Sxc4#
- 2.Sc6#
- 2.Rc1#
- 2.Rxe3#
- 1...Bd5
- 2.Rc1#
- 2.Rxe3#
- 2.Rxd5#
- 1...e2
- 2.Sc6#
- 2.Rc1#
- 2.Re3#
- 2.Rc5#
- 1...axb5!
- threat
- 1.Sxf5?
- threat
- 2.Sc6#
- 2.Rc1#
- 2.Rxe3#
- 2.Rc5#
- 1...Bxe6+
- 2.Rxe6#
- 1...Qxa1
- 2.Sc6#
- 2.Rxe3#
- 2.Qe4#
- 1...bxa5
- 2.Rc1#
- 2.Rxe3#
- 2.Rc5#
- 1...Qg2
- 2.Sc6#
- 2.Rc2#
- 2.Rxe3#
- 2.Rc5#
- 1...Qb1
- 2.Sc6#
- 2.Rxe3#
- 2.Rc5#
- 1...Qc1
- 2.Sc6#
- 2.Rxc1#
- 2.Rxe3#
- 2.Rc5#
- 2.Qe4#
- 1...Qd1
- 2.Sc6#
- 2.Rxe3#
- 2.Rc5#
- 2.Qe4#
- 1...Qe1
- 2.Sc6#
- 2.Rxe3#
- 2.Rc5#
- 2.Qe4#
- 1...Bc4
- 2.Sxc4#
- 2.Sc6#
- 2.Rc1#
- 2.Rxe3#
- 1...Bd5
- 2.Rc1#
- 2.Rxe3#
- 2.Rxd5#
- 1...e2
- 2.Sc6#
- 2.Rc1#
- 2.Re3#
- 2.Rc5#
- 1...Qxf3!
- threat
- 1.Rd3?
- threat
- 2.Sdc6#
- 1...Bxe6+
- 2.Rxe6#
- 1...Kxd6
- 2.Sb5#
- 1...Qxf3
- 2.Se2#
- 1...Bd5
- 2.Rxd5#
- 1...f4!
- threat
- 1.Rc5+?
- 1...Kxd6
- 2.Sxf5#
- 1...Bd5
- 2.Sc4#
- 2.Rcxd5#
- 2.Rdxd5#
- 1...bxc5!
- 1...Kxd6
- 1.Qxe3+?
- 1...Kxd6
- 2.Sxf5#
- 1...Qe4!
- 1...Kxd6
- 1.Se2?
- Keys
- 1.Rc4!
- threat
- 2.Rd5#
- 1...Kxd6
- 2.Sxf5#
- 1...Qxf3
- 2.Sb5#
- 1...Bxc4
- 2.Sxc4#
- threat
- 1.Rc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- B(b);N_GUARD::S(F),XB(b)
- B(b);N_GUARD::R1(G),XB(b)
- Tries
- Try
- S(E);
- Threat
- QAB1(C)
- Vars
- B(b);CHECK,OGATE,XP(H)::R1(G),XB(b)
- K(e);S_FLIGHT,XR(G)::R1(B)
- Q(a);N_GUARD,XQ(C)::B(A)+R(B)
- P(f);::QAB1(C),XP(f)
- Refutation
- Q(a);
- Try
- S(E);
- Threat
- DUALS(4)
- Vars
- B(b);CHECK,OGATE,XP(H)::R1(G),XB(b)
- Q(a);N_GUARD,XQ(C)::B(A)+R(B)
- Refutation
- P(g);XS(E)
- Try
- S(E);XP(f)
- Threat
- DUALS(4)
- Vars
- B(b);CHECK,OGATE,XP(H)::R1(G),XB(b)
- Refutation
- Q(a);P_PINS(E),XQ(C)
- Try
- R(B);
- Threat
- B(A)+S(E),DCHECK
- Vars
- B(b);CHECK,OGATE,XP(H)::R1(G),XB(b)
- K(e);S_FLIGHT,XR(G)::R(B)+S(E),DCHECK
- Q(a);N_GUARD,XQ(C)::B(A)+S(E)
- B(b);N_GUARD::R1(G),XB(b)
- Refutation
- P(f);
- Try
- R(B);CHECK
- Vars
- K(e);S_FLIGHT,XR(G)::S(E),XP(f)
- Refutation
- P(h);XR(B)
- Try
- Q(C);CHECK,XP(d)
- Vars
- K(e);S_FLIGHT,XR(G)::S(E),XP(f)
- Refutation
- Q(a);P_SPINQ(a)
- Try
- Actual
- R(B);N_SPINP(H)
- Threat
- R1(G)
- Vars
- K(e);S_FLIGHT,XR(G)::S(E),XP(f)
- Q(a);N_GUARD,XQ(C)::B(A)+S(E)
- B(b);P_PINP(H),XR(B)::S(F),XB(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).