MESON Chess Problem Database
Problem Display
PID: 91998 (3B3K/8/r1ppP2R/4kNp1/R5P1/nrp5/Qb2N3/7B w - - 0 1)
Pachl, Franz
Deutsche Schachblatter, 1986
#2
10 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rb4
- 2.Bf6#
- 1...Rb5
- 2.Bf6#
- 2.Re4#
- 1...Rbb6
- 2.Bf6#
- 2.Re4#
- 1...Rb7
- 2.Bf6#
- 2.Re4#
- 1...Rb8
- 2.Re4#
- 1...d5
- 2.Bc7#
- 1...Rb4
- Tries
- 1.Sf4?
- threat
- 2.Sd3#
- 2.Bf6#
- 2.Re4#
- 1...Rxa4
- 2.Sd3#
- 1...Rb4
- 2.Sd3#
- 2.Sg6#
- 1...Sc4
- 2.Sd3#
- 1...Rb8
- 2.Sd3#
- 2.Sg6#
- 2.Re4#
- 1...Ra8
- 2.Sd3#
- 2.Re4#
- 1...c2
- 2.Bf6#
- 2.Re4#
- 1...d5
- 2.Sd3#
- 2.Bf6#
- 2.Bc7#
- 1...gxf4!
- threat
- 1.Se3?
- threat
- 2.Re4#
- 1...d5
- 2.Bc7#
- 1...Rb4
- 2.Bf6#
- 1...Sc4
- 2.Sxc4#
- 1...Rxa4!
- threat
- 1.Se7?
- threat
- 2.Re4#
- 1...Rxa4
- 2.Sxc6#
- 1...d5
- 2.Bc7#
- 1...Rb4
- 2.Sg6#
- 1...Sc4!
- threat
- 1.Sg7?
- threat
- 2.Bf6#
- 1...d5
- 2.Bc7#
- 1...Rb8
- 2.Re4#
- 1...Ra8!
- threat
- 1.Qxb3?
- threat
- 2.Bf6#
- 2.Re4#
- 1...Rxa4
- 2.Bf6#
- 1...Ra8
- 2.Re4#
- 1...d5
- 2.Bc7#
- 2.Qb8#
- 1...Sc4!
- threat
- 1.e7?
- threat
- 2.e8Q#
- 2.e8R#
- 1...Rxa4
- 2.e8Q#
- 2.e8R#
- 1...Ra5
- 2.e8Q#
- 2.e8R#
- 1...Rb4
- 2.Re6#
- 2.Qe6#
- 2.e8Q#
- 2.e8R#
- 1...Rb5
- 2.Re4#
- 2.Re6#
- 2.Qe6#
- 2.e8Q#
- 2.e8R#
- 1...Rbb6
- 2.Re4#
- 2.Re6#
- 2.Qe6#
- 2.e8Q#
- 2.e8R#
- 1...Rb7
- 2.Re4#
- 2.Re6#
- 2.Qe6#
- 1...Rb8
- 2.Re4#
- 2.Re6#
- 2.Qe6#
- 2.e8Q#
- 2.e8R#
- 1...Rab6
- 2.e8Q#
- 2.e8R#
- 1...Ra8
- 2.e8Q#
- 2.e8R#
- 1...Ba1
- 2.e8Q#
- 2.e8R#
- 1...Bc1
- 2.e8Q#
- 2.e8R#
- 1...Sb1
- 2.e8Q#
- 2.e8R#
- 1...Sc2
- 2.e8Q#
- 2.e8R#
- 1...Sc4
- 2.e8Q#
- 2.e8R#
- 1...Sb5
- 2.e8Q#
- 2.e8R#
- 1...c2
- 2.e8Q#
- 2.e8R#
- 1...c5
- 2.e8Q#
- 2.e8R#
- 1...d5
- 2.Bc7#
- 2.e8Q#
- 2.e8R#
- 1...Ra7!
- threat
- 1.Sf4?
- Keys
- 1.Sfd4!
- threat
- 2.Bf6#
- 1...d5
- 2.Bc7#
- 1...Rb8
- 2.Sf3#
- 1...Ra8
- 2.Sxc6#
- threat
- 1.Sfd4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- R(c);::B(I)
- R(c);P_PINB(I)::R1(D)
- P(i);OGATEB::B(I)
- Tries
- Try
- S(C);
- Threat
- DUALS(3)
- Vars
- R(g);XR(D)::S(C)
- S(b);::S(C)
- Refutation
- P(f);XS(C)
- Try
- S(F);
- Threat
- R1(D)
- Vars
- P(i);OGATEB::B(I)
- R(c);::B(I)
- S(b);N_GUARD::S(F),XS(b)
- Refutation
- R(g);XR(D)
- Try
- S(F);
- Threat
- R1(D)
- Vars
- R(g);N_GUARD,XR(D)::S(F),XP(h)
- P(i);OGATEB::B(I)
- R(c);::S(F)
- Refutation
- S(b);
- Try
- S(F);
- Threat
- B(I)
- Vars
- P(i);OGATEB::B(I)
- R(c);P_PINB(I)::R1(D)
- Refutation
- R(g);P_PINB(I)
- Try
- Q(B);XR(c)
- Threat
- DUALS(2)
- Vars
- R(g);XR(D)::B(I)
- R(g);P_PINB(I)::R1(D)
- Refutation
- S(b);
- Try
- P(G);
- Threat
- P=Q
- Vars
- R(g);XR(D)::P=Q
- R(g);::P=Q
- R(g);P_PINB(I)::P=Q
- B(a);::P=Q
- S(b);::P=Q
- P(d);::P=Q
- P(h);::P=Q
- Refutation
- R(g);
- Try
- Actual
- S(F);
- Threat
- B(I)
- Vars
- P(i);OGATEB::B(I)
- R(c);P_PINB(I)::S(F)
- R(g);N_GUARD,P_PINB(I)::S(F),XP(h)
Developed and maintained by Brian Stephenson.
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CSS/Javascript (jQuery, Bootstrap & DataTables).