MESON Chess Problem Database
Problem Display
PID: 16736 (3R4/b2qR3/2r4p/1Pnk2p1/1Q1N2N1/1r2P2K/B1b4B/4n3 w - - 0 1)
Jorgensen, Walther Martinus Johannes
1st Prize, Skakbladet, 1942
#2
10 + 10
| 3098 | FIDE Album (1914-1944) (I) | 1971 |
| 15593 | 170 Skakopgaver (Jorgensen) | 1975 |
SOLUTION
- SOUND
- Sets
- 1...Qd6
- 2.Sf6#
- 2.Re5#
- 1...Rd6
- 2.Re5#
- 1...Sd3
- 2.e4#
- 1...Sa4
- 2.Re5#
- 1...Se4
- 2.Re5#
- 1...Sa6
- 2.Re5#
- 1...Se6
- 2.Sf6#
- 1...Sb7
- 2.Re5#
- 1...Qd6
- Tries
- 1.Sxb3?
- threat
- 2.Qd4#
- 1...Sxb3
- 2.Re5#
- 1...Scd3
- 2.Qe4#
- 2.e4#
- 1...Sa4
- 2.Re5#
- 1...Se4
- 2.Re5#
- 1...Sa6
- 2.Re5#
- 1...Se6
- 2.Sf6#
- 1...Sb7
- 2.Re5#
- 1...Sf3!
- threat
- 1.Sf3?
- threat
- 2.Qd4#
- 1...Scd3
- 2.e4#
- 1...Sa4
- 2.Re5#
- 1...Se4
- 2.Re5#
- 1...Sa6
- 2.Re5#
- 1...Se6
- 2.Sf6#
- 1...Sb7
- 2.Re5#
- 1...Sxf3!
- threat
- 1.Sf5?
- threat
- 2.Re5#
- 2.Qd4#
- 1...Bxf5
- 2.Qd4#
- 1...Re6
- 2.Qd4#
- 1...Bb8
- 2.Qd4#
- 1...Sed3
- 2.Qd4#
- 1...Scd3
- 2.e4#
- 1...Sa4
- 2.Re5#
- 1...Se4
- 2.Re5#
- 1...Sa6
- 2.Re5#
- 1...Se6
- 2.Sf6#
- 1...Sb7
- 2.Re5#
- 1...Sf3!
- threat
- 1.Sxc6?
- threat
- 2.Qd4#
- 1...Scd3
- 2.Rdxd7#
- 2.e4#
- 1...Sa4
- 2.Re5#
- 2.Rdxd7#
- 1...Se4
- 2.Re5#
- 1...Sa6
- 2.Re5#
- 2.Rdxd7#
- 1...Se6
- 2.Sf6#
- 2.Rexd7#
- 2.Rdxd7#
- 1...Sb7
- 2.Re5#
- 1...Sf3!
- threat
- 1.Se6?
- threat
- 2.Sf6#
- 2.Qd4#
- 1...Rxe6
- 2.Qd4#
- 1...Sxe6
- 2.Sf6#
- 1...Sf3
- 2.Sf6#
- 1...Bf5
- 2.Qd4#
- 1...Scd3
- 2.Sf6#
- 2.e4#
- 1...Sa4
- 2.Sf6#
- 1...Sa6
- 2.Sf6#
- 1...Sb7
- 2.Sf6#
- 1...Se4!
- threat
- 1.Bxb3+?
- 1...Sxb3
- 2.Re5#
- 1...Bxb3!
- 1...Sxb3
- 1.Rdxd7+?
- 1...Rd6
- 2.Sf6#
- 2.Rxd6#
- 2.Re5#
- 1...Sxd7!
- 1...Rd6
- 1.Sxb3?
- Keys
- 1.Se2!
- threat
- 2.Sc3#
- 2.Qd4#
- 1...Sf3
- 2.Sc3#
- 1...Scd3
- 2.e4#
- 1...Sa4
- 2.Re5#
- 1...Se4
- 2.Re5#
- 1...Sa6
- 2.Re5#
- 1...Se6
- 2.Sf6#
- 1...Sb7
- 2.Re5#
- threat
- 1.Se2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- R(g);N_SPINQ(j),SBLOCK::R1(I)
- S(d);N_PINP(C)::P(C)
- S(d);::R1(I)
- S(d);N_PINS(G)::S(G)
- Tries
- Try
- S(F);N_SPINP(C),XR(c)
- Threat
- QAR1(E)
- Vars
- S(d);P_SPINS(d),XS(F)::R1(I)
- S(d);::R1(I)
- S(d);N_PINS(G)::S(G)
- Refutation
- S(a);
- Try
- S(F);N_SPINP(C)
- Threat
- QAR1(E)
- Vars
- S(d);N_GUARD,S_CUTB(b)::P(C)
- S(d);::R1(I)
- S(d);N_PINS(G)::S(G)
- Refutation
- S(a);XS(F)
- Try
- S(F);N_SPINS(G)
- Threat
- DUALS(2)
- Vars
- B(b);P_PINS(G),XS(F)::QAR1(E)
- R(g);::QAR1(E)
- B(i);::QAR1(E)
- S(a);N_PINP(C)::QAR1(E)
- S(d);N_PINP(C)::P(C)
- S(d);::R1(I)
- S(d);S_CUTR(g)::S(G)
- Refutation
- S(a);N_PINP(C)
- Try
- S(F);XR(g)
- Threat
- QAR1(E)
- Vars
- S(d);::R1(I)
- Refutation
- S(a);N_PINP(C)
- Try
- S(F);N_SPINS(G)
- Threat
- DUALS(2)
- Vars
- R(g);XS(F)::QAR1(E)
- S(d);XS(F)::S(G)
- S(a);N_PINP(C)::S(G)
- B(b);P_PINS(G)::QAR1(E)
- S(d);::S(G)
- Refutation
- S(d);
- Try
- B(A);CHECK,N_SPINP(C),XR(c)
- Vars
- S(d);XB(A)::R1(I)
- Refutation
- B(b);XB(A)
- Try
- R(J);CHECK,N_SPINS(G),XQ(j)
- Refutation
- S(d);XR(J)
- Try
- Actual
- S(F);
- Threat
- DUALS(2)
- Vars
- S(a);N_PINP(C)::S(F)
- S(d);N_PINP(C)::P(C)
- S(d);::R1(I)
- S(d);N_PINS(G)::S(G)
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).