MESON Chess Problem Database
Problem Display
PID: 106461 (8/8/Bp3p1K/1P1b1R2/2k1Nn2/2P1p3/P1Q1p3/4B3 w - - 0 1)
Salai, Ladislav
Praca, 1953
#2
9 + 7
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bxe4
- 2.Qxe4#
- 1...Bc6
- 2.Sd6#
- 1...Be6
- 2.Sd6#
- 1...Bb7
- 2.Sd6#
- 1...Bf7
- 2.Sd6#
- 1...Ba8
- 2.Sd6#
- 1...Bg8
- 2.Sd6#
- 1...Sg2
- 2.Qxe2#
- 1...Sd3
- 2.Qb3#
- 1...Sh3
- 2.Qxe2#
- 1...Sh5
- 2.Qxe2#
- 1...Se6
- 2.Qxe2#
- 1...Sg6
- 2.Qxe2#
- 1...Bxe4
- Tries
- 1.Kh7?
- 1...Bxe4
- 2.Qxe4#
- 1...Bc6
- 2.Sd6#
- 1...Be6
- 2.Sd6#
- 1...Bb7
- 2.Sd6#
- 1...Bf7
- 2.Sd6#
- 1...Ba8
- 2.Sd6#
- 1...Sg2
- 2.Qxe2#
- 1...Sd3
- 2.Qb3#
- 1...Sh3
- 2.Qxe2#
- 1...Sh5
- 2.Qxe2#
- 1...Se6
- 2.Qxe2#
- 1...Sg6
- 2.Qxe2#
- 1...Bg8+!
- 1...Bxe4
- 1.Bc8?
- 1...Bxe4
- 2.Qxe4#
- 1...Bc6
- 2.Sd6#
- 1...Be6
- 2.Sd6#
- 1...Bb7
- 2.Sd6#
- 1...Bf7
- 2.Sd6#
- 1...Ba8
- 2.Sd6#
- 1...Bg8
- 2.Sd6#
- 1...Sg2
- 2.Qxe2#
- 1...Sd3
- 2.Qb3#
- 1...Sh3
- 2.Qxe2#
- 1...Sh5
- 2.Qxe2#
- 1...Se6
- 2.Qxe2#
- 1...Sg6
- 2.Qxe2#
- 1...Kxb5!
- 1...Bxe4
- 1.Rxd5?
- threat
- 2.Rd4#
- 2.Qb3#
- 1...Sxd5
- 2.Qxe2#
- 1...Se6
- 2.Qb3#
- 2.Qd3#
- 1...Kxd5!
- threat
- 1.Rh5?
- 1...Bxe4
- 2.Qxe4#
- 1...Sxh5
- 2.Qxe2#
- 1...Bc6
- 2.Sd6#
- 1...Be6
- 2.Sd6#
- 1...Bb7
- 2.Sd6#
- 1...Bf7
- 2.Sd6#
- 1...Ba8
- 2.Sd6#
- 1...Bg8
- 2.Sd6#
- 1...Sg2
- 2.Qxe2#
- 1...Sd3
- 2.Qb3#
- 1...Sh3
- 2.Qxe2#
- 1...Se6
- 2.Qxe2#
- 1...Sg6
- 2.Qxe2#
- 1...f5!
- 1...Bxe4
- 1.Kh7?
- Keys
- 1.Bb7!
- 1...Kxb5
- 2.c4#
- 1...Bxe4
- 2.Qxe4#
- 1...Bxb7
- 2.Sd6#
- 1...Bc6
- 2.Sd6#
- 1...Be6
- 2.Sd6#
- 1...Bf7
- 2.Sd6#
- 1...Bg8
- 2.Sd6#
- 1...Sg2
- 2.Qxe2#
- 1...Sd3
- 2.Qb3#
- 1...Sh3
- 2.Qxe2#
- 1...Sh5
- 2.Qxe2#
- 1...Se6
- 2.Qxe2#
- 1...Sg6
- 2.Qxe2#
- 1...Kxb5
- 1.Bb7!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- B(e);OGATE,XS(E)::QAR2(C),XB(e)
- B(e);::S(E)
- S(d);N_GUARD::QAB(C),XP(a)
- S(d);SBLOCK::QAB1(C)
- Tries
- Try
- K(I);P-FLIGHT
- Vars
- B(e);OGATE,P_PINR(G),XS(E)::QAR2(C),XB(e)
- B(e);::S(E)
- S(d);N_GUARD::QAB(C),XP(a)
- S(d);SBLOCK::QAB1(C)
- Refutation
- B(e);CHECK
- Try
- B(H);
- Vars
- B(e);OGATE,XS(E)::QAR2(C),XB(e)
- B(e);::S(E)
- S(d);N_GUARD::QAB(C),XP(a)
- S(d);SBLOCK::QAB1(C)
- Refutation
- K(c);P_SPINB(e),S_FLIGHT,XP(F)
- Try
- R(G);XB(e)
- Threat
- DUALS(2)
- Vars
- S(d);N_GUARD,SBLOCK,XR(G)::QAB(C),XP(a)
- Refutation
- K(c);S_FLIGHT,XR(G)
- Try
- R(G);
- Vars
- B(e);OGATE,XS(E)::QAR2(C),XB(e)
- S(d);N_GUARD,XR(G)::QAB(C),XP(a)
- B(e);::S(E)
- S(d);N_GUARD::QAB(C),XP(a)
- S(d);SBLOCK::QAB1(C)
- Refutation
- P(g);
- Try
- Actual
- B(H);
- Vars
- K(c);OGATE,P_SPINB(e),S_FLIGHT,XP(F)::P(D)
- B(e);OGATE,XS(E)::QAR2(C),XB(e)
- B(e);XB(H)::S(E)
- B(e);::S(E)
- S(d);N_GUARD::QAB(C),XP(a)
- S(d);SBLOCK::QAB1(C)
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).