The risks of life 1 life who don't know where to live or die, that Mary represents the courage to sacrifice to preserve the life, which is also the children awaited the return of his father.
The risk that only one life to live, or die, Mary represents courage. Sacrifices life to save two lives, which is a child waiting for the return of his father.
Risking their lives just 1 life don"t know whether to live or die that Mary represents courage, sacrifice and to maintain the 2 life which is also the children waiting for the return of his father.