MESON Chess Problem Database
Problem Display
PID: 18208 (q5R1/1n4B1/r7/r7/3N1NkP/Q3R1P1/8/6K1 w - - 0 1)
Casa, Alex
Speckmann, Werner
3rd Prize, Die Schwalbe, 1954/I
#2
9 + 5
| 3147 | Chess Problems: Introduction to an Art | 1963 |
| 3105 | FIDE Album (1945-1955) | 1964 |
| 133 | The Problemist Supplement | 2005 |
SOLUTION
- SOUND
- Tries
- 1.Be5+?
- 1...Rg6
- 2.Rxg6#
- 1...Qxg8!
- 1...Rg6
- 1.Bf6+?
- 1...Rg5
- 2.Rxg5#
- 1...Qxg8!
- 1...Rg5
- 1.Bf8+?
- 1...Rg5
- 2.Rxg5#
- 1...Rg6!
- 1...Rg5
- 1.Re6?
- threat
- 2.Qf3#
- 1...Rxa3
- 2.Bf8#
- 1...Sc5
- 2.Bf8#
- 1...Sd8
- 2.Be5#
- 1...Sd6!
- threat
- 1.Ree8?
- threat
- 2.Qf3#
- 1...Rxa3
- 2.Bf6#
- 1...Sc5
- 2.Bf6#
- 1...Sd6
- 2.Be5#
- 1...Sd8!
- threat
- 1.Be5+?
- Keys
- 1.Re5!
- threat
- 2.Qf3#
- 1...Rxa3
- 2.Rg5#
- 1...Sc5
- 2.Rg5#
- 1...Sd6
- 2.Bf8#
- 1...Sd8
- 2.Bf6#
- threat
- 1.Re5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- Tries
- Try
- B(H);CHECK
- Vars
- R(c);N_GUARD,P_SPINR(c)::R(I),XR(c)
- Refutation
- Q(e);XR(I)
- Try
- B(H);CHECK
- Vars
- R(b);N_GUARD,P_SPINR(b)::R1(I),XR(b)
- Refutation
- Q(e);XR(I)
- Try
- B(H);CHECK
- Vars
- R(b);N_GUARD,P_SPINR(b)::R1(I),XR(b)
- Refutation
- R(c);P_SPINR(c)
- Try
- R(C);
- Threat
- QAB1(B)
- Vars
- R(b);N_GUARD,XQ(B)::R(I)+B(H)
- S(d);S_CUTR(b)::R(I)+B(H)
- S(d);S_CUTQ(e)::R(I)+B(H)
- Refutation
- S(d);
- Try
- R(C);
- Threat
- QAB1(B)
- Vars
- R(b);N_GUARD,XQ(B)::R(I)+B(H)
- S(d);S_CUTR(b)::R(I)+B(H)
- S(d);S_CUTR(c)::R(I)+B(H)
- Refutation
- S(d);
- Try
- Actual
- R(C);
- Threat
- QAB1(B)
- Vars
- R(b);N_GUARD,XQ(B)::R1(C)
- S(d);S_CUTR(b)::R1(C)
- S(d);S_CUTR(c)::R(I)+B(H)
- S(d);S_CUTQ(e)::R(I)+B(H)
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).