MESON Chess Problem Database
Problem Display
PID: 48460 (5Q1q/3p3r/1r2pN2/2P1kpP1/1P1R4/np2BKb1/1NpR4/2n5 w - - 0 1)
Paavilainen, Jorma
2nd Comm., Rudenko-60 JT, 1998-1999
#2
10 + 12
| 422 | Suomen Tehtavaniekat | 2003 |
SOLUTION
- SOUND
- Sets
- 1...Qxf6
- 2.Qxf6#
- 1...Rxb4
- 2.Qd6#
- 1...Rb5
- 2.Qd6#
- 1...Rd6
- 2.Qxd6#
- 1...Rb7
- 2.Qd6#
- 1...Rb8
- 2.Qd6#
- 1...Rh1
- 2.Sxd7#
- 1...Rh2
- 2.Sxd7#
- 1...Rh3
- 2.Sxd7#
- 1...Rh4
- 2.Sxd7#
- 1...Rh5
- 2.Sxd7#
- 1...Rh6
- 2.Sxd7#
- 1...Be1
- 2.Bf4#
- 1...Bf2
- 2.Bf4#
- 1...Bf4
- 2.Bxf4#
- 1...Bh4
- 2.Bf4#
- 1...Sa2
- 2.Sd3#
- 1...Se2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sb1
- 2.Sc4#
- 1...Sc4
- 2.Sxc4#
- 1...Sb5
- 2.Sc4#
- 1...f4
- 2.Sg4#
- 1...Qxf6
- Tries
- 1.Sxh7?
- threat
- 2.Qxh8#
- 1...Qxh7
- 2.Qf6#
- 1...Qg7
- 2.Qxg7#
- 1...Qf6
- 2.Qxf6#
- 1...Qg8
- 2.Qf6#
- 1...Rb8
- 2.Qd6#
- 1...f4
- 2.Re4#
- 1...Qxf8!
- threat
- 1.R4d3?
- threat
- 2.Bd4#
- 1...Qxf6
- 2.Qxf6#
- 1...Rxb4
- 2.Qd6#
- 1...Sxd3
- 2.Sxd3#
- 1...f4
- 2.Sg4#
- 1...Rd6
- 2.Qxd6#
- 1...Rh4
- 2.Sxd7#
- 1...Bf2
- 2.Bf4#
- 1...Sb5
- 2.Sc4#
- 1...Se2!
- threat
- 1.Rc4?
- threat
- 2.Bd4#
- 1...Qxf6
- 2.Qxf6#
- 1...f4
- 2.Sg4#
- 1...Rd6
- 2.Qxd6#
- 1...Rh4
- 2.Sxd7#
- 1...Bf2
- 2.Bf4#
- 1...Se2
- 2.Sd3#
- 1...Sb5!
- threat
- 1.Rf4?
- threat
- 2.Bd4#
- 1...Qxf6
- 2.Qxf6#
- 1...Rxb4
- 2.Qd6#
- 1...Rd6
- 2.Qxd6#
- 1...Se2
- 2.Sd3#
- 1...Sb5
- 2.Sc4#
- 1...Bf2!
- threat
- 1.Rg4?
- threat
- 2.Bd4#
- 1...fxg4+
- 2.Sxg4#
- 1...Qxf6
- 2.Qxf6#
- 1...Rxb4
- 2.Qd6#
- 1...Rd6
- 2.Qxd6#
- 1...Bf2
- 2.Bf4#
- 1...Se2
- 2.Sd3#
- 1...Sb5
- 2.Sc4#
- 1...f4!
- threat
- 1.Rd6?
- threat
- 2.Bd4#
- 1...Rxd6
- 2.Qxd6#
- 1...f4
- 2.Sg4#
- 1...Rh4
- 2.Sxd7#
- 1...Bf2
- 2.Bf4#
- 1...Se2
- 2.Sd3#
- 1...Sb5
- 2.Sc4#
- 1...Rxb4!
- threat
- 1.Rxd7?
- threat
- 2.Bd4#
- 1...Rxb4
- 2.Qd6#
- 1...Rxd7
- 2.Sxd7#
- 1...f4
- 2.Sg4#
- 1...Rd6
- 2.Qxd6#
- 1...Bf2
- 2.Bf4#
- 1...Se2
- 2.Sd3#
- 1...Sb5
- 2.Sc4#
- 1...Rh4!
- threat
- 1.Qxh8?
- threat
- 2.Sg4#
- 2.Sxd7#
- 2.Sxh7#
- 1...Rxh8
- 2.Sxd7#
- 1...Rb8
- 2.Sg4#
- 2.Sxd7#
- 1...Rh1
- 2.Sg4#
- 2.Sh5#
- 2.Sxd7#
- 2.Sh7#
- 1...Rh2
- 2.Sg4#
- 2.Sh5#
- 2.Sxd7#
- 2.Sh7#
- 1...Rh3
- 2.Sg4#
- 2.Sh5#
- 2.Sxd7#
- 2.Sh7#
- 1...Rh4
- 2.Sg4#
- 2.Sh5#
- 2.Sxd7#
- 2.Sh7#
- 1...Rh5
- 2.Sg4#
- 2.Sxh5#
- 2.Sxd7#
- 2.Sh7#
- 1...Rh6
- 2.Sg4#
- 2.Sxd7#
- 1...Re7
- 2.Sg4#
- 2.Sxd7#
- 1...Rf7
- 2.Sg4#
- 2.Sxd7#
- 1...Rg7
- 2.Sxd7#
- 1...d5
- 2.Sg4#
- 2.Sd7#
- 2.Sxh7#
- 1...d6
- 2.Sg4#
- 2.Sd7#
- 2.Sxh7#
- 1...f4!
- threat
- 1.Sxh7?
- Keys
- 1.Rh4!
- threat
- 2.Bd4#
- 1...Qxf6
- 2.Qxf6#
- 1...Rxb4
- 2.Qd6#
- 1...Rxh4
- 2.Sxd7#
- 1...f4
- 2.Sg4#
- 1...Rd6
- 2.Qxd6#
- 1...Bf2
- 2.Bf4#
- 1...Se2
- 2.Sd3#
- 1...Sb5
- 2.Sc4#
- threat
- 1.Rh4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 15
- Sets
- Q(l);OGATE,XS(I)::QAB1(J),XQ(l)
- R(h);N_GUARD,XP(E)::QAB1(J)
- R(h);N_GUARD::QAB1(J)
- R(h);N_GUARD::QAB1(J),XR(h)
- R(k);N_GUARD::S(I),XP(j)
- B(e);N_GUARD::B(C)
- B(e);N_GUARD::B(C),XB(e)
- S(a);N_GUARD::S(A)
- S(a);N_GUARD::S(A),XS(a)
- S(c);N_GUARD::S(A)
- S(c);N_GUARD::S(A),XS(c)
- P(g);N_GUARD::S(I)
- Tries
- Try
- S(I);XR(k)
- Threat
- QAB(J),XQ(l)
- Vars
- Q(l);N_GUARD,XS(I)::QAB1(J)
- Q(l);N_GUARD::QAB(J),XQ(l)
- Q(l);N_GUARD::QAB1(J),XQ(l)
- Q(l);N_GUARD::QAB1(J)
- R(h);N_GUARD::QAB1(J)
- P(g);N_GUARD::R1(F)
- Refutation
- Q(l);XQ(J)
- Try
- R(F);
- Threat
- B(C)
- Vars
- Q(l);OGATE,XS(I)::QAB1(J),XQ(l)
- R(h);N_GUARD,XP(E)::QAB1(J)
- S(a);XR(F)::S(A),XS(a)
- P(g);N_GUARD::S(I)
- R(h);N_GUARD::QAB1(J),XR(h)
- R(k);N_GUARD::S(I),XP(j)
- B(e);N_GUARD::B(C)
- S(c);N_GUARD::S(A)
- Refutation
- S(a);
- Try
- R(F);
- Threat
- B(C)
- Vars
- Q(l);OGATE,XS(I)::QAB1(J),XQ(l)
- P(g);N_GUARD::S(I)
- R(h);N_GUARD::QAB1(J),XR(h)
- R(k);N_GUARD::S(I),XP(j)
- B(e);N_GUARD::B(C)
- S(a);N_GUARD::S(A)
- Refutation
- S(c);
- Try
- R(F);
- Threat
- B(C)
- Vars
- Q(l);OGATE,XS(I)::QAB1(J),XQ(l)
- R(h);N_GUARD,XP(E)::QAB1(J)
- R(h);N_GUARD::QAB1(J),XR(h)
- S(a);N_GUARD::S(A)
- S(c);N_GUARD::S(A)
- Refutation
- B(e);
- Try
- R(F);
- Threat
- B(C)
- Vars
- P(g);CHECK,XR(F)::S(I),XP(g)
- Q(l);OGATE,XS(I)::QAB1(J),XQ(l)
- R(h);N_GUARD,XP(E)::QAB1(J)
- R(h);N_GUARD::QAB1(J),XR(h)
- B(e);N_GUARD::B(C)
- S(a);N_GUARD::S(A)
- S(c);N_GUARD::S(A)
- Refutation
- P(g);
- Try
- R(F);
- Threat
- B(C)
- Vars
- R(h);OGATE,XR(F)::QAB1(J),XR(h)
- P(g);N_GUARD::S(I)
- R(k);N_GUARD::S(I),XP(j)
- B(e);N_GUARD::B(C)
- S(a);N_GUARD::S(A)
- S(c);N_GUARD::S(A)
- Refutation
- R(h);XP(E)
- Try
- R(F);XP(j)
- Threat
- B(C)
- Vars
- R(h);N_GUARD,XP(E)::QAB1(J)
- R(k);XR(F)::S(I),XR(k)
- P(g);N_GUARD::S(I)
- R(h);N_GUARD::QAB1(J),XR(h)
- B(e);N_GUARD::B(C)
- S(a);N_GUARD::S(A)
- S(c);N_GUARD::S(A)
- Refutation
- R(k);
- Try
- Q(J);XQ(l)
- Threat
- DUALS(3)
- Vars
- R(k);XQ(J)::S(I),XP(j)
- R(k);::S(I),XP(j)
- Refutation
- P(g);
- Try
- Actual
- R(F);
- Threat
- B(C)
- Vars
- Q(l);OGATE,XS(I)::QAB1(J),XQ(l)
- R(h);N_GUARD,XP(E)::QAB1(J)
- R(k);N_GUARD,XR(F)::S(I),XP(j)
- P(g);N_GUARD::S(I)
- R(h);N_GUARD::QAB1(J),XR(h)
- B(e);N_GUARD::B(C)
- S(a);N_GUARD::S(A)
- S(c);N_GUARD::S(A)
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).