MESON Chess Problem Database
Problem Display
PID: 159548 (2N5/1pn5/1p1Q1p1B/1P5R/2npkp1p/6bR/5P1N/2K2B2 w - - 0 1)
Richert, Jurg
Basler Zeitung, 1998
#2
10 + 10
| 15527 | schachkunst (1997-2010) (Hoffmann) | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Bxf2
- 2.Bd3#
- 2.Qxf4#
- 1...Bxh2
- 2.Bd3#
- 1...Se3
- 2.f3#
- 1...Sxd6
- 2.Sxd6#
- 1...Sxb5
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sa6
- 2.Qd5#
- 1...Se6
- 2.Qd5#
- 1...Sa8
- 2.Qd5#
- 1...Se8
- 2.Qd5#
- 1...d3
- 2.Bxd3#
- 2.Qxd3#
- 1...Bxf2
- Tries
- 1.Rxg3?
- threat
- 2.Bd3#
- 2.Qxf4#
- 1...Sxd6
- 2.Sxd6#
- 2.Bd3#
- 1...fxg3
- 2.Qf4#
- 2.f3#
- 1...hxg3
- 2.Qxf4#
- 1...Sb2
- 2.Qxf4#
- 1...Se3
- 2.Qxf4#
- 2.f3#
- 1...Sd5
- 2.Bd3#
- 2.Qxd5#
- 1...Se6
- 2.Bd3#
- 2.Qd5#
- 1...d3
- 2.Bxd3#
- 2.Qxf4#
- 2.Qxd3#
- 1...f3
- 2.Rg4#
- 2.Qf4#
- 1...f5
- 2.Bd3#
- 1...Se5!
- threat
- 1.Qc5?
- threat
- 2.Qf5#
- 1...Se3
- 2.Sd6#
- 2.f3#
- 1...Se5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sd5
- 2.Qxd5#
- 1...d3
- 2.Qxc4#
- 2.f3#
- 1...f5
- 2.Qxf5#
- 1...bxc5!
- threat
- 1.Qe7+?
- 1...Se6
- 2.Qxb7#
- 1...Se5!
- 1...Se6
- 1.Qc6+?
- 1...Sd5
- 2.Qxd5#
- 1...bxc6!
- 1...Sd5
- 1.Qe6+?
- 1...Se5
- 2.Sd6#
- 1...Sxe6!
- 1...Se5
- 1.Qxf6?
- threat
- 2.Qf5#
- 2.Qg6#
- 1...Se5
- 2.Rxe5#
- 2.Qxe5#
- 1...Se3
- 2.Sd6#
- 2.Re5#
- 2.Qe5#
- 2.f3#
- 1...Sd6
- 2.Sxd6#
- 2.Re5#
- 2.Qe5#
- 1...d3!
- threat
- 1.Qd7?
- threat
- 2.Qf5#
- 1...f5
- 2.Qxf5#
- 1...Se3
- 2.Sd6#
- 2.f3#
- 1...Sd6
- 2.Sxd6#
- 1...Se6
- 2.Qd5#
- 2.Qxb7#
- 1...d3
- 2.Bxd3#
- 2.Qxd3#
- 1...Se5!
- threat
- 1.Rxg3?
- Keys
- 1.Sf3!
- 1...Kxf3
- 2.Qxf4#
- 1...Bxf2
- 2.Qxf4#
- 1...Sxd6
- 2.Sd2#
- 1...Sxb5
- 2.Qd5#
- 1...Bh2
- 2.Qxd4#
- 1...Sb2
- 2.Sd2#
- 1...Sd2
- 2.Sxd2#
- 1...Sa3
- 2.Sd2#
- 1...Se3
- 2.Sd2#
- 1...Sa5
- 2.Sd2#
- 1...Se5
- 2.Sd2#
- 1...Sd5
- 2.Qxd5#
- 1...Sa6
- 2.Qd5#
- 1...Se6
- 2.Qd5#
- 1...Sa8
- 2.Qd5#
- 1...Se8
- 2.Qd5#
- 1...d3
- 2.Qxd3#
- 1...f5
- 2.Sg5#
- 1...Kxf3
- 1.Sf3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 3
- ADDED MATES = 9
- REMOVED MATES = 0
- Sets
- B(a);XS(D)::B(B)
- S(b);SBLOCK::P(C)
- S(b);XQ(H)::S(J),XS(b)
- S(j);N_GUARD,XP(F)::QAB1(H)
- S(j);N_GUARD::QAB1(H),XS(j)
- S(j);N_GUARD::QAB1(H)
- Tries
- Try
- R(E);XB(a)
- Threat
- DUALS(2)
- Vars
- P(f);XR(E)::QAR1(H),XP(e)
- S(b);::QAR1(H),XP(e)
- P(h);::B(B)
- Refutation
- S(b);
- Try
- Q(H);
- Threat
- QAB1(H)
- Vars
- S(b);N_GUARD::S(J)
- S(b);N_GUARD::S(J),XS(b)
- S(j);N_GUARD::QAB1(H),XS(j)
- P(h);::QAB1(H),XP(h)
- Refutation
- P(g);XQ(H)
- Try
- Q(H);CHECK
- Vars
- S(j);OGATE,P_SPINS(j)::QAB(H),XP(i)
- Refutation
- S(b);P_SPINS(b)
- Try
- Q(H);CHECK
- Vars
- S(j);N_GUARD,P_SPINS(j)::QAB1(H),XS(j)
- Refutation
- P(i);XQ(H)
- Try
- Q(H);CHECK
- Vars
- S(b);P_SPINS(b)::S(J)
- Refutation
- S(j);XQ(H)
- Try
- Q(H);XP(h)
- Threat
- DUALS(2)
- Refutation
- P(c);
- Try
- Q(H);
- Threat
- QAB1(H)
- Vars
- P(h);::QAB1(H),XP(h)
- S(b);N_GUARD::S(J),XS(b)
- Refutation
- S(b);
- Try
- Actual
- S(D);
- Vars
- K(d);P_SPINB(a),S_FLIGHT,XS(D)::QAR1(H),XP(e)
- B(a);N_GUARD,XP(C)::QAR1(H),XP(e)
- S(b);N_GUARD,XQ(H)::S(D)
- S(j);N_GUARD,XP(F)::QAB1(H)
- B(a);::QAR1(H),XP(c)
- S(b);N_GUARD::S(D)
- S(b);N_GUARD::S(D),XS(b)
- S(j);N_GUARD::QAB1(H),XS(j)
- S(j);N_GUARD::QAB1(H)
- P(c);OGATE::QAB1(H),XP(c)
- P(h);N_GUARD,SBLOCK::S(D)
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).