Instructions: Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.
Input: Context : Augustyn Trager (August 25, 1896--April 22, 1957), codenames Sek (Knot) and Tragarz (Moving Man), was a Polish-Austrian soldier during World War I and an intelligence officer in interwar and German-occupied Poland.
Answer : World War I
Output:
Which war was Augustyn Trager a part of?