critical move

Breuer, Josef
Die Schwalbe 1948
FIDE Album 1945-55

mate in 4 moves

Holzhausen interference

Langstaff, William
The Good Companion Chess Problem Club 1924
2nd Prize

mate in 2 moves

Wurzburg-Plachutta interference

Wurzburg, Otto
The Gazette Times 1916

mate in 3 moves

Plachutta interference

Loustau, Jean-Marc
Le Journal de Geneve 1976
FIDE Album 1974-76

mate in 3 moves

half-battery

Ruszczyński, Piotr
UV CSTV, 1975
3rd Prize
FIDE Album 1974-76

mate in 2 moves

dual avoidance

Adabashev, Mark
Shakhmaty v SSSR, 1938
1st Prize

mate in 2 moves

half-pin

Kovačević, Marjan
Yugoslav Championship 2001
3rd Prize
FIDE Album 2001-03

mate in 2 moves

stalemate

Rusinek, Jan
StrateGems 1998
1st Prize

draw

Grimshaw interference

Szwedowski, Leopold
Probleemblad 1961
1st honourable mention
FIDE Album 1959-61

mate in 2 moves

Nowotny interference

Szwedowski, Leopold
Probleemblad 1959
2nd Prize
FIDE Album 1959-61

mate in 2 moves