Question: Who is the "My Friend Dahmer" 2017 American biographical drama film, also known as the Milwaukee Cannibal, based on?
Sentence (from "Stronger (film)"): It follows Bauman, who loses his legs in the Boston Marathon bombing and must adjust to his new life, and stars Jake Gyllenhaal as Bauman, with Tatiana Maslany, Miranda Richardson, and Clancy Brown in supporting roles.
Relevant evidence: No