Detailed Instructions: In this task you will be given an answer to a question. You need to generate a question. The answer given should be a correct answer for the generated question.
Q: The National League of Families POW / MIA flag, also known as the POW / MIA flag, consists of a silhouette of a prisoner of war (POW) before a guard tower and barbed wire in white on a black field. 'POW / MIA' appears above the silhouette and the words 'You Are Not Forgotten' appear below in white on the black field.
A:
what does the message at the bottom of the pow mia flag mean