user: Question: How many military or civilians were wounded in the conflict that had an unknown number of civilian and total deaths?
Columns: ['Military deaths', 'Civilian deaths', 'Total deaths (not including foreigners)', 'Military and/or Civilian wounded', 'Total casualties']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['4,000', '2,400', '6,373', '15,000', '21,400']
SQL:

assistant: SELECT SUM("Military and/or Civilian wounded") FROM "Table" WHERE "Civilian deaths" = 'unknown' AND "Total deaths (not including foreigners)" = 'unknown';