Pekka Veli Massinen (* Itti, Tuesday 04.01.1921  -  † Helsinki, Thursday 04.12.1997)

Lieutenant and study composer of endgame studies in chess.

Winter War: 18.01.1940 - 01.06.1940 6./Jv.Koul.K 4
Continuation war: 02.06.1941 - 31.07.1941 FFB
Continuation war: 01.08.1941 - 01.01.1942 1st/JR 60
Continuation war: 02.01.1942 - 11.05.1942 1st/JR 56
Continuation war: 12.05.1942 - 18.06.1942 5th war
Continuation war: 19.06.1942 - 31.07.1942 1st/JR 56
Continuation war: 01.08.1942 - 17.08.1942 Division D/Regiment K 2
Continuation of the war: 18.08.1942 - 16.02.1943 HTK/Maa.RE
Continuation of the war: 17.02.1943 - 27.11.1944 Er.SPol.Os.    

Study composing

Finland produced many outstanding study composers in chess. One was the lieutenant Pekka Veli Massinen. He composed about 180 chess studies.

Source:  schachstudienkomponisten.fandom.com