MESON Chess Problem Database
Problem Display
PID: 159416 (2bN3b/3nnR2/2p4r/2p2p1P/5k1P/1Q2N3/K4P2/B6B w - - 0 1)
Kupper, Josef
Tages-Anzeiger, 2001
#2
10 + 9
| 15527 | schachkunst (1997-2010) (Hoffmann) | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Rxh5
- 2.Se6#
- 1...Re6
- 2.Sxe6#
- 1...Rf6
- 2.Qc4#
- 1...Rh7
- 2.Se6#
- 1...Bf6
- 2.Se6#
- 1...Sf6
- 2.Qb8#
- 1...Sd5
- 2.Rxf5#
- 1...Sg6
- 2.Se6#
- 2.Rxf5#
- 1...Sg8
- 2.Rxf5#
- 1...Rxh5
- Tries
- 1.Sg2+?
- 1...Ke4
- 2.f3#
- 1...Kg4!
- 1...Ke4
- 1.Sd5+?
- 1...Sxd5
- 2.Qf3#
- 2.Qg3#
- 1...cxd5
- 2.Qf3#
- 2.Qg3#
- 1...Kg4!
- 1...Sxd5
- 1.Sxf5?
- threat
- 2.Qf3#
- 2.Qg3#
- 1...Kg4
- 2.Qf3#
- 1...Bxa1
- 2.Qg3#
- 1...Rf6
- 2.Qf3#
- 1...Bb2
- 2.Qg3#
- 1...Bd4
- 2.Qg3#
- 1...Bf6
- 2.Qf3#
- 1...Sf6
- 2.Qf3#
- 1...Rg6
- 2.Qf3#
- 1...Se5
- 2.Qg3#
- 1...Bc3!
- threat
- 1.Qc2?
- threat
- 2.Qe4#
- 1...Re6
- 2.Sxe6#
- 1...Rf6
- 2.Qc4#
- 1...Bf6
- 2.Se6#
- 1...Sf6!
- threat
- 1.Qd5?
- threat
- 2.Qf3#
- 2.Qe4#
- 1...Bxa1
- 2.Qe4#
- 1...Sxd5
- 2.Rxf5#
- 1...Bc3
- 2.Qe4#
- 1...Re6
- 2.Sxe6#
- 2.Qf3#
- 1...Rf6
- 2.Qf3#
- 2.Qc4#
- 1...Bb2
- 2.Qe4#
- 1...Bd4
- 2.Qe4#
- 1...Bf6
- 2.Se6#
- 2.Qf3#
- 1...Se5
- 2.Qe4#
- 1...Sf6
- 2.Be5#
- 2.Qf3#
- 2.Qe5#
- 2.Qd6#
- 1...cxd5!
- threat
- 1.Qe6?
- threat
- 2.Qe4#
- 2.Qxh6#
- 1...Rxh5
- 2.Qe4#
- 1...Rxe6
- 2.Sxe6#
- 1...Bxa1
- 2.Qe4#
- 1...Bc3
- 2.Qe4#
- 1...Rf6
- 2.Qc4#
- 1...Rg6
- 2.Qe4#
- 1...Rh7
- 2.Qe4#
- 1...Bb2
- 2.Qe4#
- 1...Bd4
- 2.Qe4#
- 1...Be5
- 2.Qxh6#
- 1...Bg7
- 2.Qe4#
- 1...Se5
- 2.Qxh6#
- 1...Sf6
- 2.Be5#
- 2.Qe5#
- 2.Qd6#
- 1...Sg6
- 2.Rxf5#
- 2.Qxf5#
- 2.Qe4#
- 1...Sg8
- 2.Rxf5#
- 2.Qxf5#
- 2.Qe4#
- 1...Bf6!
- threat
- 1.Qb1?
- threat
- 2.Qe4#
- 1...Re6
- 2.Sxe6#
- 1...Bf6
- 2.Se6#
- 1...Sf6
- 2.Qb8#
- 1...Rf6!
- threat
- 1.Sg2+?
- Keys
- 1.Qd3!
- threat
- 2.Qe4#
- 1...Re6
- 2.Sxe6#
- 1...Rf6
- 2.Qc4#
- 1...Bf6
- 2.Se6#
- 1...Sf6
- 2.Qd6#
- threat
- 1.Qd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 4
- Sets
- R(e);N_GUARD,XP(H)::S(J)
- R(e);N_GUARD::S(J),XR(e)
- R(e);N_SPINP(c),S_CUTB(i)::QAR(E)
- R(e);N_GUARD::S(J)
- B(i);N_SPINP(c),S_CUTR(e)::S(J)
- S(f);N_GUARD,N_SPINP(c),S_CUTB(i),S_CUTR(e)::QAB(E)
- S(g);N_GUARD::R1(I),XP(c)
- Tries
- Try
- S(F);CHECK
- Vars
- K(a);N_SPINP(c),P-FLIGHT::P(D)
- Refutation
- K(a);N_SPINP(c),P-FLIGHT
- Try
- S(F);CHECK
- Refutation
- K(a);N_SPINP(c),P-FLIGHT
- Try
- S(F);XP(c)
- Threat
- DUALS(2)
- Vars
- K(a);P-FLIGHT::QAB1(E)
- B(i);XB(A)::QAB1(E)
- R(e);::QAR1(E)
- B(i);::QAB1(E)
- B(i);::QAR1(E)
- S(f);::QAR1(E)
- S(f);::QAB1(E)
- Refutation
- B(i);
- Try
- Q(E);
- Threat
- QAR1(E)
- Vars
- R(e);N_GUARD::S(J),XR(e)
- R(e);N_SPINP(c),S_CUTB(i)::QAR(E)
- B(i);N_SPINP(c),S_CUTR(e)::S(J)
- Refutation
- S(f);N_SPINP(c)
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- B(i);XB(A)::QAR1(E)
- S(g);N_GUARD,XQ(E)::R1(I),XP(c)
- B(i);::QAR1(E)
- S(f);::QAR1(E)
- Refutation
- P(d);XQ(E)
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- R(e);XP(H)::QAR1(E)
- R(e);XQ(E)::S(J),XR(e)
- B(i);XB(A)::QAR1(E)
- B(i);::QAR1(E)
- R(e);N_SPINP(c),S_CUTB(i)::QAR(E)
- R(e);::QAR1(E)
- B(i);::QAB(E),XR(e)
- S(f);::QAB(E),XR(e)
- Refutation
- B(i);N_SPINP(c)
- Try
- Q(E);
- Threat
- QAR1(E)
- Vars
- R(e);N_GUARD::S(J),XR(e)
- B(i);N_SPINP(c),S_CUTR(e)::S(J)
- S(f);N_GUARD,N_SPINP(c),S_CUTB(i),S_CUTR(e)::QAB(E)
- Refutation
- R(e);N_SPINP(c)
- Try
- Actual
- Q(E);
- Threat
- QAR1(E)
- Vars
- R(e);N_GUARD::S(J),XR(e)
- R(e);N_SPINP(c),S_CUTB(i)::QAR(E)
- B(i);N_SPINP(c),S_CUTR(e)::S(J)
- S(f);N_GUARD,N_SPINP(c),S_CUTB(i),S_CUTR(e)::QAB(E)
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).