Johann Konopka was from Sawadden in the district of Lyck. During the First World War he was stationed as a soldier in Lötzen. There he was a member of the third company of the local first infantry batallion. He died in military service, probably near Groß-Steinort.
 Siehe Grabstein und außerdem Verlustlisten des Ersten Weltkrieges in Sawadden unter http://des.genealogy.net/search/show/1093616