MESON Chess Problem Database
Problem Display
PID: 6138 (8/1p1N1p1p/1Q3PnB/R7/K3kr2/PPp5/2Pp4/3B4 w - - 0 1)
Kolodnas, Zelikas
1/2 Prize, L'Echiquier, 1927
#2
10 + 8
| 3098 | FIDE Album (1914-1944) (I) | 1971 |
| 6490 | yacpdb | 2010 |
SOLUTION
- SOUND
- Sets
- 1...Rf1
- 2.Qe3#
- 2.Qb4#
- 1...Rf2
- 2.Qe3#
- 2.Qb4#
- 1...Rf3
- 2.Qb4#
- 1...Rg4
- 2.Qe3#
- 2.Qb4#
- 1...Rh4
- 2.Qe3#
- 2.Qb4#
- 1...Rf5
- 2.Qe3#
- 2.Qb4#
- 1...Rxf6
- 2.Sxf6#
- 2.Qe3#
- 2.Qb4#
- 1...Sh4
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Se7
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...Rf1
- Tries
- 1.Kb4?
- 1...Rxf6
- 2.Sxf6#
- 2.Qe3#
- 1...Se5
- 2.Rxe5#
- 1...Rf1
- 2.Qe3#
- 1...Rf2
- 2.Qe3#
- 1...Rg4
- 2.Qe3#
- 1...Rh4
- 2.Qe3#
- 1...Rf5
- 2.Qe3#
- 1...Sh4
- 2.Re5#
- 1...Se7
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...Rf3!
- 1...Rxf6
- 1.Bf3+?
- 1...Rxf3
- 2.Qb4#
- 1...Kxf3+!
- 1...Rxf3
- 1.Rb5?
- 1...Rxf6
- 2.Sxf6#
- 2.Qe3#
- 1...Se5
- 2.Rxe5#
- 1...Rf1
- 2.Qe3#
- 1...Rf2
- 2.Qe3#
- 1...Rg4
- 2.Qe3#
- 1...Rh4
- 2.Qe3#
- 1...Rf5
- 2.Qe3#
- 1...Sh4
- 2.Re5#
- 1...Se7
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...Rf3!
- 1...Rxf6
- 1.Rd5?
- threat
- 2.Qd4#
- 1...Se5
- 2.Rxe5#
- 1...Kxd5+!
- threat
- 1.Rh5?
- 1...Rxf6
- 2.Sxf6#
- 2.Qe3#
- 2.Qb4#
- 1...Se5
- 2.Rxe5#
- 1...Rf1
- 2.Qe3#
- 2.Qb4#
- 1...Rf2
- 2.Qe3#
- 2.Qb4#
- 1...Rf3
- 2.Qb4#
- 1...Rg4
- 2.Qe3#
- 2.Qb4#
- 1...Rh4
- 2.Qe3#
- 2.Qb4#
- 1...Sh4
- 2.Re5#
- 1...Se7
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...Rf5!
- 1...Rxf6
- 1.Qb5?
- threat
- 2.Qd3#
- 1...Kd4
- 2.Qd3#
- 1...Se5
- 2.Qxe5#
- 1...Rf3
- 2.Qc4#
- 2.Qb4#
- 2.Qd5#
- 1...Ke3+!
- threat
- 1.Qe6+?
- 1...Kd4
- 2.Rd5#
- 1...Se5
- 2.Qxe5#
- 1...fxe6!
- 1...Kd4
- 1.b4?
- 1...Rxf6
- 2.Sxf6#
- 2.Qe3#
- 1...Se5
- 2.Rxe5#
- 1...Rf1
- 2.Qe3#
- 1...Rf2
- 2.Qe3#
- 1...Rg4
- 2.Qe3#
- 1...Rh4
- 2.Qe3#
- 1...Rf5
- 2.Qe3#
- 1...Sh4
- 2.Re5#
- 1...Se7
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...Rf3!
- 1...Rxf6
- 1.Kb4?
- Keys
- 1.Rc5!
- 1...Ke3+
- 2.Rc4#
- 1...Kd4
- 2.Re5#
- 1...Rxf6
- 2.Qb4#
- 1...Se5
- 2.Rxe5#
- 1...Rf1
- 2.Qb4#
- 1...Rf2
- 2.Qb4#
- 1...Rf3
- 2.Qb4#
- 1...Rg4
- 2.Qb4#
- 1...Rh4
- 2.Qb4#
- 1...Rf5
- 2.Qb4#
- 1...Sh4
- 2.Re5#
- 1...Se7
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...Ke3+
- 1.Rc5!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- R(d);::QAR(G)
- S(e);N_GUARD::R1(F)
- S(e);N_GUARD::R1(F),XS(e)
- Tries
- Try
- K(E);P-FLIGHT
- Vars
- S(e);N_GUARD::R1(F),XS(e)
- R(d);::QAR1(G)
- S(e);N_GUARD::R1(F)
- Refutation
- R(d);
- Try
- B(A);CHECK
- Vars
- R(d);SBLOCK,XB(A)::QAR(G)
- Refutation
- K(c);CHECK,S_FLIGHT,XB(A)
- Try
- R(F);
- Vars
- S(e);N_GUARD::R1(F),XS(e)
- R(d);::QAR1(G)
- S(e);N_GUARD::R1(F)
- Refutation
- R(d);
- Try
- R(F);
- Threat
- QAR1(G)
- Vars
- S(e);N_GUARD::R1(F),XS(e)
- Refutation
- K(c);CHECK,S_FLIGHT,XR(F)
- Try
- R(F);
- Vars
- S(e);N_GUARD::R1(F),XS(e)
- R(d);::QAR(G)
- S(e);N_GUARD::R1(F)
- Refutation
- R(d);
- Try
- Q(G);
- Threat
- QAB1(G)
- Vars
- K(c);P-FLIGHT::QAR1(G)
- S(e);N_GUARD::QAR1(G),XS(e)
- Refutation
- K(c);CHECK,P-FLIGHT,P_SPINR(d)
- Try
- Q(G);CHECK
- Vars
- K(c);P-FLIGHT::R1(F)
- S(e);N_GUARD,P_SPINS(e)::QAR1(G),XS(e)
- Refutation
- P(g);XQ(G)
- Try
- P(D);
- Vars
- S(e);N_GUARD::R1(F),XS(e)
- R(d);::QAR1(G)
- S(e);N_GUARD::R1(F)
- Refutation
- R(d);
- Try
- Actual
- R(F);
- Vars
- K(c);CHECK,P-FLIGHT,P_SPINR(d)::QAB(G)+R(F)
- K(c);P-FLIGHT::QAB(G)+R(F)
- R(d);XP(H)::QAR(G)
- S(e);N_GUARD::R1(F),XS(e)
- R(d);::QAR(G)
- S(e);N_GUARD::R1(F)
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).