MESON Chess Problem Database
Problem Display
PID: 109605 (1b5R/q1p5/r7/r7/3p3B/p4NRB/3K2p1/5b1k w - - 0 1)
Vazquez, Luis
Themes-64, 1974
#2
6 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Be2
- 2.Bxg2#
- 1...Bd3
- 2.Bxg2#
- 1...Bc4
- 2.Bxg2#
- 1...Bb5
- 2.Bxg2#
- 1...g1Q
- 2.Rxg1#
- 1...g1S
- 2.Rxg1#
- 1...g1B
- 2.Rxg1#
- 1...g1R
- 2.Rxg1#
- 1...Be2
- Tries
- 1.Bf5?
- threat
- 2.Bf6#
- 2.Rh3#
- 1...Rxf5
- 2.Rh3#
- 1...g1Q
- 2.Rxg1#
- 1...g1S
- 2.Rxg1#
- 1...g1B
- 2.Rxg1#
- 1...g1R
- 2.Rxg1#
- 1...Rf6
- 2.Bxf6#
- 2.Rh3#
- 1...Rg6
- 2.Rh3#
- 1...Rh6
- 2.Rh3#
- 1...c6
- 2.Be7#
- 1...c5!
- threat
- 1.Be6?
- threat
- 2.Bg5#
- 2.Rh3#
- 1...Rxe6
- 2.Rh3#
- 1...g1Q
- 2.Rxg1#
- 1...g1S
- 2.Rxg1#
- 1...g1B
- 2.Rxg1#
- 1...g1R
- 2.Rxg1#
- 1...c5
- 2.Be7#
- 1...Rg5
- 2.Bxg5#
- 2.Rh3#
- 1...Rh5
- 2.Rh3#
- 1...Bd3
- 2.Rh3#
- 1...c6!
- threat
- 1.Bg5?
- threat
- 2.Bxg2#
- 2.Be6#
- 1...Rxg5
- 2.Bxg2#
- 1...g1Q
- 2.Bg2#
- 2.Rxg1#
- 1...g1S
- 2.Bg2#
- 2.Rxg1#
- 1...g1B
- 2.Bg2#
- 2.Rxg1#
- 1...g1R
- 2.Bg2#
- 2.Rxg1#
- 1...c5
- 2.Bxg2#
- 1...Rf5
- 2.Bxg2#
- 1...Re6
- 2.Bxg2#
- 2.Bxe6#
- 1...Rf6
- 2.Bxg2#
- 1...Rg6
- 2.Bxg2#
- 1...Bd3
- 2.Bxg2#
- 1...c6
- 2.Bxg2#
- 2.Bd7#
- 1...Rh6!
- threat
- 1.Bf6?
- threat
- 2.Bxg2#
- 2.Bf5#
- 1...Rxf6
- 2.Bxg2#
- 1...g1Q
- 2.Bg2#
- 2.Rxg1#
- 1...g1S
- 2.Bg2#
- 2.Rxg1#
- 1...g1B
- 2.Bg2#
- 2.Rxg1#
- 1...g1R
- 2.Bg2#
- 2.Rxg1#
- 1...c5
- 2.Bxg2#
- 2.Bd7#
- 1...Rf5
- 2.Bxg2#
- 2.Bxf5#
- 1...Rg5
- 2.Bxg2#
- 1...c6
- 2.Bxg2#
- 1...Rh5!
- threat
- 1.Rxg2?
- threat
- 2.Rg1#
- 2.Rh2#
- 1...c5
- 2.Rg1#
- 1...Rg5
- 2.Rh2#
- 1...Rg6
- 2.Rh2#
- 1...d3
- 2.Rh2#
- 1...c6
- 2.Rg1#
- 1...Bxg2!
- threat
- 1.Bf5?
- Keys
- 1.Bd7!
- threat
- 2.Rh3#
- 1...g1Q
- 2.Rxg1#
- 1...g1S
- 2.Rxg1#
- 1...g1B
- 2.Rxg1#
- 1...g1R
- 2.Rxg1#
- 1...c5
- 2.Bf6#
- 1...c6
- 2.Bg5#
- threat
- 1.Bd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 4
- Sets
- B(a);N_GUARD::B(D),XP(c)
- P(c);OGATE::R1(C),XQ(c)
- P(c);OGATE::R1(C),XS(c)
- P(c);OGATE::R1(C),XB(c)
- P(c);OGATE::R1(C),XR(c)
- Tries
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- R(f);XB(D)::R(C)
- P(c);OGATE::R1(C),XQ(c)
- P(c);OGATE::R1(C),XS(c)
- P(c);OGATE::R1(C),XB(c)
- P(c);OGATE::R1(C),XR(c)
- R(g);::R(C)
- P(i);S_CUTR(g)::R(F)+B(E)
- Refutation
- P(i);
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- R(g);XB(D)::R(C)
- P(c);OGATE::R1(C),XQ(c)
- P(c);OGATE::R1(C),XS(c)
- P(c);OGATE::R1(C),XB(c)
- P(c);OGATE::R1(C),XR(c)
- P(i);S_CUTR(f)::R(F)+B(E)
- R(f);::R(C)
- B(a);::R(C)
- Refutation
- P(i);
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- R(f);XB(E)::R(F)+B(D),DCHECK,XP(c)
- P(i);::R(F)+B(D),DCHECK,XP(c)
- R(f);::R(F)+B(D),DCHECK,XP(c)
- R(g);::R(F)+B(D),DCHECK,XP(c)
- B(a);::R(F)+B(D),DCHECK,XP(c)
- Refutation
- R(g);
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- R(g);XB(E)::R(F)+B(D),DCHECK,XP(c)
- R(f);::R(F)+B(D),DCHECK,XP(c)
- P(i);::R(F)+B(D),DCHECK,XP(c)
- Refutation
- R(f);
- Try
- R(C);XP(c)
- Threat
- DUALS(2)
- Vars
- P(i);::R1(C)
- R(f);::R1(C)
- R(g);::R1(C)
- P(e);::R1(C)
- Refutation
- B(a);XR(C)
- Try
- Actual
- B(D);
- Threat
- R(C)
- Vars
- P(c);OGATE::R1(C),XQ(c)
- P(c);OGATE::R1(C),XS(c)
- P(c);OGATE::R1(C),XB(c)
- P(c);OGATE::R1(C),XR(c)
- P(i);S_CUTR(f)::R(F)+B(E)
- P(i);S_CUTR(g)::R(F)+B(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).