MESON Chess Problem Database
Problem Display
PID: 159199 (1bRN2BB/8/6q1/3Pp2p/3k4/2R2QPN/1nn5/7K w - - 0 1)
Witt, Andreas
Neue Osnabrucker Zeitung, 2000
#2
10 + 7
| 15391 | Problemschach-Jahrbuch (2000) | 2001 |
SOLUTION
- SOUND
- Sets
- 1...Qd3
- 2.Se6#
- 1...Qe4
- 2.Sc6#
- 1...Qf5
- 2.Sc6#
- 1...Qf7
- 2.Sc6#
- 1...Qh7
- 2.Sc6#
- 2.Se6#
- 1...Qe8
- 2.Qf4#
- 1...Qxg3
- 2.Sc6#
- 2.Se6#
- 1...Qg4
- 2.Sc6#
- 1...Qg5
- 2.Sc6#
- 2.Se6#
- 1...Qa6
- 2.Qf4#
- 1...Qb6
- 2.Qf4#
- 1...Qc6
- 2.Sxc6#
- 1...Qd6
- 2.Qf4#
- 1...Qe6
- 2.Sxe6#
- 1...Qg7
- 2.Sc6#
- 2.Se6#
- 1...Qxg8
- 2.Sc6#
- 1...Bd6
- 2.Sc6#
- 1...Sd1
- 2.R3c4#
- 2.R8c4#
- 1...Sd3
- 2.R3c4#
- 2.R8c4#
- 1...Sa4
- 2.R3c4#
- 2.R8c4#
- 1...Sc4
- 2.R3xc4#
- 2.R8xc4#
- 1...Sa1
- 2.Qe3#
- 1...Se1
- 2.Qe3#
- 1...Sa3
- 2.Qe3#
- 1...Se3
- 2.Qxe3#
- 1...Sb4
- 2.Qe3#
- 1...Qd3
- Tries
- 1.Sf4?
- threat
- 2.Se2#
- 1...Qd3
- 2.Sfe6#
- 2.Sde6#
- 1...Qe4
- 2.Sc6#
- 2.Sde6#
- 1...Qa6!
- threat
- 1.Be6?
- threat
- 2.Sc6#
- 1...Qxe6
- 2.Sxe6#
- 1...Qe8
- 2.Qf4#
- 1...Sd3
- 2.R3c4#
- 2.R8c4#
- 1...Sc4
- 2.R3xc4#
- 2.R8xc4#
- 1...Se3
- 2.Qxe3#
- 1...Sb4
- 2.Qe3#
- 1...Qd3!
- threat
- 1.Bxe5+?
- 1...Kxe5
- 2.Qf4#
- 1...Bxe5!
- 1...Kxe5
- 1.Bf6?
- threat
- 2.Sc6#
- 2.Se6#
- 1...Qxg8
- 2.Sc6#
- 1...Qd3
- 2.Se6#
- 1...Qe4
- 2.Sc6#
- 1...Qf5
- 2.Sc6#
- 1...Qf7
- 2.Sc6#
- 1...Qe8
- 2.Qf4#
- 1...Qg4
- 2.Sc6#
- 1...Sd3
- 2.Se6#
- 2.R3c4#
- 2.R8c4#
- 1...Sc4
- 2.Se6#
- 2.R3xc4#
- 2.R8xc4#
- 1...Se3
- 2.Se6#
- 2.Qxe3#
- 1...Sb4
- 2.Se6#
- 2.Qe3#
- 1...Qxf6!
- threat
- 1.Rd3+?
- 1...Qxd3
- 2.Se6#
- 1...Sxd3!
- 1...Qxd3
- 1.Qf2+?
- 1...Se3
- 2.Qxe3#
- 1...Ke4!
- 1...Se3
- 1.d6?
- threat
- 2.Sc6#
- 2.Qd5#
- 1...Qxd6
- 2.Qf4#
- 1...Qxg8
- 2.Sc6#
- 1...Qd3
- 2.Se6#
- 1...Qf7
- 2.Sc6#
- 1...Qe8
- 2.Qd5#
- 2.Qf4#
- 1...Qe6
- 2.Sc6#
- 2.Sxe6#
- 1...Bc7
- 2.Sc6#
- 1...Sd3
- 2.R3c4#
- 2.R8c4#
- 1...Sc4
- 2.R3xc4#
- 2.R8xc4#
- 1...Se3
- 2.Qxe3#
- 1...Sb4
- 2.Qe3#
- 1...Qe4!
- threat
- 1.Sf4?
- Keys
- 1.Sg1!
- threat
- 2.Se2#
- 1...Qd3
- 2.Se6#
- 1...Qe4
- 2.Sc6#
- 1...Qa6
- 2.Qf4#
- threat
- 1.Sg1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 15
- Sets
- Q(f);N_GUARD::S(H)
- Q(f);N_GUARD,P_PINQ(C)::S(H)
- Q(f);N_GUARD::QAR2(C)
- Q(f);N_GUARD::S(H),XQ(f)
- Q(f);N_GUARD,XB(I)::S(H)
- B(g);S_CUTQ(f)::S(H)
- S(b);N_GUARD::QAB1(C)
- S(b);N_GUARD::QAB1(C),XS(b)
- Tries
- Try
- S(E);
- Threat
- S(E)
- Refutation
- Q(f);
- Try
- B(I);
- Threat
- S(H)
- Vars
- Q(f);XB(I)::S(H),XQ(f)
- Q(f);N_GUARD::QAR2(C)
- S(b);N_GUARD::QAB1(C),XS(b)
- S(b);N_GUARD::QAB1(C)
- Refutation
- Q(f);
- Try
- B(J);CHECK,XP(d)
- Vars
- K(c);S_FLIGHT,XB(J)::QAB1(C)
- Refutation
- B(g);XB(J)
- Try
- B(J);
- Threat
- DUALS(2)
- Vars
- Q(f);XB(I)::S(H)
- Q(f);::S(H)
- Q(f);P_PINQ(C)::S(H)
- Q(f);N_GUARD::QAR2(C)
- Refutation
- Q(f);N_SPINP(d),XB(J)
- Try
- R(B);CHECK
- Vars
- Q(f);XR(B)::S(H)
- Refutation
- S(a);XR(B)
- Try
- Q(C);CHECK
- Vars
- S(b);N_GUARD,P_SPINS(b)::QAB1(C),XS(b)
- Refutation
- K(c);N_SPINP(d),P-FLIGHT
- Try
- P(F);
- Threat
- DUALS(2)
- Vars
- Q(f);N_GUARD,XP(F)::QAR2(C)
- Q(f);XB(I)::S(H)
- Q(f);N_GUARD::S(H)
- Q(f);::S(H)
- B(g);::S(H)
- S(b);N_GUARD::QAB1(C),XS(b)
- S(b);N_GUARD::QAB1(C)
- Refutation
- Q(f);P_PINQ(C)
- Try
- Actual
- S(E);
- Threat
- S(E)
- Vars
- Q(f);N_GUARD::S(H)
- Q(f);N_GUARD,P_PINQ(C)::S(H)
- Q(f);N_GUARD::QAR2(C)
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).