Prisoner B-3087 by Alan Gratz (2014) PAPERBACKSurvive. At any cost. 10 concentration camps. 10 different places where you are starved, tortured, and worked mercilessly. It's something no one could imagine surviving. But it is what Yanek Gruener has to face. As a Jewish boy in 1930s Poland, Yanek is at the mercy of the Nazis who have taken over. Everything he has, and everyone he loves, have been snatched brutally from him. And then Yanek himself is taken prisoner his arm tattooed with the words