user: Question: How many military deaths were there when there were 1,615 total casualties?
Columns: ["Conflicts prior to Israel's independence", 'Military deaths', 'Civilian deaths', 'Total deaths', 'Military and/or Civilian wounded', 'Total casualties']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Battle of Tel Hai', '6', '0', '6', '0', '6']
SQL:

assistant: SELECT "Military deaths" FROM "Table" WHERE "Total casualties" = '1,615';