MESON Chess Problem Database
Problem Display
PID: 39089 (q7/bprr2N1/6p1/5p1n/5kpP/4R1p1/b2PQ1P1/2B1NK2 w - - 0 1)
Ternblad, Helmer Ludvig
Eskilstuna Kuriren, 1945
#2
9 + 12
| 136 | Problem Observer | 2001 |
SOLUTION
- SOUND
- Sets
- 1...Rc4
- 2.Se6#
- 1...Rd3
- 2.Sxd3#
- 1...Rd5
- 2.Se6#
- 1...Re7
- 2.Sd3#
- 1...Rf7
- 2.Sd3#
- 1...Rxg7
- 2.Sd3#
- 1...Bb1
- 2.Se6#
- 1...Bd5
- 2.Sd3#
- 1...Be6
- 2.Sxe6#
- 1...Bxe3
- 2.Qxe3#
- 1...Bd4
- 2.Sd3#
- 1...g5
- 2.Sxh5#
- 1...Rc4
- Tries
- 1.Re6?
- threat
- 2.Qe5#
- 1...Bxe6
- 2.Sxe6#
- 1...Rc5
- 2.Qe3#
- 1...Bc4
- 2.d4#
- 1...Be3
- 2.Qxe3#
- 2.dxe3#
- 1...Bd4
- 2.Sd3#
- 1...Rd5!
- threat
- 1.Re8?
- threat
- 2.Qe5#
- 1...Rc5
- 2.Qe3#
- 1...Rd5
- 2.Se6#
- 1...Re7
- 2.Sd3#
- 1...Bc4
- 2.d4#
- 1...Be6
- 2.Sxe6#
- 1...Be3
- 2.Qxe3#
- 2.dxe3#
- 1...Bd4
- 2.Sd3#
- 1...Qxe8!
- threat
- 1.Qc4+?
- 1...Rxc4
- 2.Se6#
- 1...Rd4
- 2.Sd3#
- 2.Se6#
- 1...Bd4
- 2.Sd3#
- 2.Se6#
- 1...Bxc4+!
- 1...Rxc4
- 1.d3?
- threat
- 2.Rf3#
- 2.Re4#
- 1...Bxe3
- 2.Qxe3#
- 1...Rxc1!
- threat
- 1.d4?
- threat
- 2.Sd3#
- 2.Rc3#
- 2.Rf3#
- 2.Re4#
- 1...Rxd4
- 2.Rf3#
- 2.Re4#
- 1...Bxd4
- 2.Sd3#
- 2.Rf3#
- 2.Re4#
- 1...Qe8
- 2.Sd3#
- 2.Rf3#
- 2.Re4#
- 1...Rc2
- 2.Sd3#
- 2.Rf3#
- 2.Re4#
- 1...Rc3
- 2.Rxc3#
- 2.Rf3#
- 2.Re4#
- 1...Re7
- 2.Sd3#
- 2.Rf3#
- 2.Re4#
- 1...Bb1
- 2.Se6#
- 2.Rc3#
- 2.Rf3#
- 2.Re4#
- 1...Bc4
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Rf3#
- 2.Re4#
- 2.Re5#
- 2.Re6#
- 2.Re7#
- 2.Re8#
- 1...Rxc1!
- threat
- 1.Re6?
- Keys
- 1.Re7!
- threat
- 2.Qe5#
- 1...Rxe7
- 2.Sd3#
- 1...Rc5
- 2.Qe3#
- 1...Rd5
- 2.Se6#
- 1...Bc4
- 2.d4#
- 1...Be6
- 2.Sxe6#
- 1...Be3
- 2.Qxe3#
- 2.dxe3#
- 1...Bd4
- 2.Sd3#
- threat
- 1.Re7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 8
- Sets
- R(j);S_CUTB(a)::S(I)
- R(k);N_GUARD::S(B),XR(k)
- R(k);S_CUTB(a)::S(I)
- R(k);N_GUARD::S(B)
- R(k);N_GUARD,XS(I)::S(B)
- B(a);N_GUARD::S(I)
- B(a);S_CUTR(k)::S(B)
- B(a);N_GUARD::S(I),XB(a)
- B(h);OGATE,XR(G)::QAB1(E),XB(h)
- B(h);S_CUTR(k)::S(B)
- P(g);N_GUARD::S(I),XS(f)
- Tries
- Try
- R(G);
- Threat
- QAB1(E)
- Vars
- B(a);XR(G)::S(I),XB(a)
- R(j);S_CUTB(h)::QAB1(E)
- B(a);P_PINQ(E),S_CUTR(j)::B(A)+P(D)
- B(h);S_CUTR(k)::S(B)
- Refutation
- R(k);
- Try
- R(G);
- Threat
- QAB1(E)
- Vars
- R(j);S_CUTB(h)::QAB1(E)
- R(k);S_CUTB(a)::S(I)
- R(k);N_GUARD::S(B)
- B(a);P_PINQ(E),S_CUTR(j)::B(A)+P(D)
- B(a);N_GUARD::S(I),XB(a)
- B(h);S_CUTR(k)::S(B)
- Refutation
- Q(l);XR(G)
- Try
- Q(E);CHECK
- Vars
- R(j);XQ(E)::S(I)
- Refutation
- B(a);CHECK,XQ(E)
- Try
- P(D);
- Threat
- DUALS(2)
- Vars
- B(h);OGATE,P_SPINB(h),XR(G)::QAB1(E),XB(h)
- Refutation
- R(j);P_PINS(B),XB(A)
- Try
- P(D);
- Threat
- DUALS(4)
- Refutation
- R(j);P_PINS(B),XB(A)
- Try
- Actual
- R(G);
- Threat
- QAB1(E)
- Vars
- R(k);N_GUARD,XR(G)::S(B)
- R(j);S_CUTB(h)::QAB1(E)
- R(k);S_CUTB(a)::S(I)
- B(a);P_PINQ(E),S_CUTR(j)::B(A)+P(D)
- B(a);N_GUARD::S(I),XB(a)
- B(h);S_CUTR(k)::S(B)
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).