MESON Chess Problem Database
Problem Display
PID: 68109 (2BK4/b1pN1Q1b/n6p/1r2P1p1/1p2kN2/6R1/1B2P1pr/3R2n1 w - - 0 1)
Robert, Philippe
3rd Comm., Phenix, 1998
#2
10 + 12
| 6134 | Kubok Ural Problemist Solving Ty. | 2007 |
SOLUTION
- SOUND
- Sets
- 1...Rc5
- 2.Rd4#
- 1...Rb6
- 2.Rd4#
- 1...Bd4
- 2.Rxd4#
- 1...Bb8
- 2.Rd4#
- 1...Sc5
- 2.Rd4#
- 1...gxf4
- 2.Sf6#
- 2.Qxh7#
- 1...Rc5
- Tries
- 1.Sxg2?
- threat
- 2.Sf6#
- 2.Rg4#
- 2.Qxh7#
- 1...Rxe5
- 2.Sf6#
- 2.Rg4#
- 1...Sxe2
- 2.Sf6#
- 2.Qf3#
- 2.Qxh7#
- 1...Rh4
- 2.Sf6#
- 2.Qxh7#
- 1...Rd5
- 2.Rg4#
- 2.Qxh7#
- 1...Rb6
- 2.Rd4#
- 2.Re3#
- 2.Rg4#
- 1...Be3
- 2.Sf6#
- 2.Rxe3#
- 2.Qxh7#
- 1...Bd4
- 2.Rxd4#
- 2.Rg4#
- 1...Bf5
- 2.Sf6#
- 1...Bg6
- 2.Sf6#
- 2.Rg4#
- 2.Qxg6#
- 1...Bg8
- 2.Sf6#
- 2.Rg4#
- 2.Qg6#
- 1...Sh3
- 2.Sf6#
- 2.Qf3#
- 2.Qxh7#
- 1...g4
- 2.Sf6#
- 2.Rxg4#
- 2.Qf4#
- 2.Qxh7#
- 1...h5
- 2.Sf6#
- 2.Qxh7#
- 1...Rxg2!
- threat
- 1.Sh3?
- threat
- 2.Sf6#
- 2.Qxh7#
- 1...Rxe5
- 2.Sf6#
- 1...Sxh3
- 2.Qf3#
- 1...Sf3
- 2.Qxf3#
- 1...Rd5
- 2.Qxh7#
- 1...Rb6
- 2.Sf2#
- 2.Rd4#
- 1...Bd4
- 2.Rxd4#
- 1...Bf5
- 2.Sf6#
- 1...Bg6
- 2.Sf6#
- 2.Qxg6#
- 1...Bg8
- 2.Sf6#
- 2.Qg6#
- 1...Rxh3!
- threat
- 1.Sd5?
- threat
- 2.S7f6#
- 2.Rg4#
- 2.Qxh7#
- 1...Sxe2
- 2.S7f6#
- 2.Qf3#
- 2.Qxh7#
- 1...Rh4
- 2.S7f6#
- 2.Qxh7#
- 1...Rb6
- 2.Rd4#
- 2.Re3#
- 2.Rg4#
- 1...Be3
- 2.S7f6#
- 2.Rxe3#
- 2.Qxh7#
- 1...Bd4
- 2.Rxd4#
- 2.Rg4#
- 1...Bf5
- 2.S7f6#
- 1...Bg6
- 2.S7f6#
- 2.Rg4#
- 2.Qxg6#
- 1...Bg8
- 2.S7f6#
- 2.Rg4#
- 2.Qg6#
- 1...Sh3
- 2.S7f6#
- 2.Qf3#
- 2.Qxh7#
- 1...g4
- 2.S7f6#
- 2.Rxg4#
- 2.Qf4#
- 2.Qxh7#
- 1...h5
- 2.S7f6#
- 2.Qxh7#
- 1...Rxd5!
- threat
- 1.Sh5?
- threat
- 2.Sdf6#
- 2.Qxh7#
- 1...Rxe5
- 2.Sdf6#
- 1...Sf3
- 2.Qxf3#
- 1...Rd5
- 2.Qxh7#
- 1...Rb6
- 2.Rd4#
- 1...Bd4
- 2.Rxd4#
- 1...Bf5
- 2.Sdf6#
- 1...Bg6
- 2.Sdf6#
- 2.Qxg6#
- 1...Bg8
- 2.Sdf6#
- 2.Qg6#
- 1...Rxh5!
- threat
- 1.Se6?
- threat
- 2.Qxh7#
- 1...Bd4
- 2.Rxd4#
- 1...Sf3
- 2.Qxf3#
- 1...Bf5
- 2.Sf6#
- 1...Bg6
- 2.Qxg6#
- 1...Bg8
- 2.Qg6#
- 1...Rxe5!
- threat
- 1.Bc1?
- threat
- 2.Qxh7#
- 1...Rxe5
- 2.Sf6#
- 1...Rb6
- 2.Re3#
- 1...Be3
- 2.Rxe3#
- 1...Bg6
- 2.Qxg6#
- 1...Bg8
- 2.Qg6#
- 1...Bf5!
- threat
- 1.Qc4+?
- 1...Kf5
- 2.Sc5#
- 2.Sb6#
- 2.Sf6#
- 2.Sb8#
- 2.Sf8#
- 1...Bd4!
- 1...Kf5
- 1.Sxg2?
- Keys
- 1.Sd3!
- threat
- 2.Sf6#
- 1...Sf3
- 2.Qxf3#
- 1...Rd5
- 2.Qxh7#
- 1...Rb6
- 2.Sf2#
- threat
- 1.Sd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 4
- Sets
- R(f);S_CUTB(j)::R1(A)
- B(j);N_GUARD::R1(A),XB(j)
- B(j);N_GUARD::R1(A)
- S(h);S_CUTB(j)::R1(A)
- Tries
- Try
- S(E);XP(b)
- Threat
- DUALS(3)
- Vars
- B(l);::S(G)
- Refutation
- R(c);XS(E)
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- R(f);XP(F)::S(G)
- S(a);N_GUARD,XS(E)::QAB1(H)
- S(a);N_GUARD::QAB1(H),XS(a)
- R(f);P_PINS(G)::QAB(H),XB(l)
- B(j);N_GUARD::R1(A),XB(j)
- B(l);::S(G)
- Refutation
- R(c);XS(E)
- Try
- S(E);
- Threat
- DUALS(3)
- Vars
- B(l);::S(G)
- Refutation
- R(f);P_PINS(G),XS(E)
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- R(f);XP(F)::S(G)
- S(a);N_GUARD::QAB1(H),XS(a)
- R(f);P_PINS(G)::QAB(H),XB(l)
- R(f);S_CUTB(j)::R1(A)
- B(j);N_GUARD::R1(A),XB(j)
- B(l);::S(G)
- Refutation
- R(c);XS(E)
- Try
- S(E);
- Threat
- QAB(H),XB(l)
- Vars
- B(j);N_GUARD::R1(A),XB(j)
- S(a);N_GUARD::QAB1(H),XS(a)
- B(l);SBLOCK::S(G)
- B(l);N_GUARD::QAB(H),XB(l)
- B(l);N_GUARD::QAB(H)
- Refutation
- R(f);XP(F)
- Try
- B(B);
- Threat
- QAB(H),XB(l)
- Vars
- R(f);SBLOCK,XP(F)::S(G)
- R(f);S_CUTB(j)::R1(D)
- B(j);N_GUARD::R1(D),XB(j)
- B(l);N_GUARD::QAB(H),XB(l)
- B(l);N_GUARD::QAB(H)
- Refutation
- B(l);
- Try
- Q(H);CHECK
- Refutation
- B(j);P_SPINB(j)
- Try
- Actual
- S(E);
- Threat
- S(G)
- Vars
- S(a);N_GUARD::QAB1(H),XS(a)
- R(f);P_PINS(G),SBLOCK::QAB(H),XB(l)
- R(f);S_CUTB(j)::S(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).