Question: Stephen Biddle has worked in groups with what general who resigned from the Central Intelligence Agency in 2012?
Sentence (from "National Intelligence Service (Greece)"): The National Intelligence Service (NIS) (Greek: Εθνική Υπηρεσία Πληροφοριών, ΕΥΠ, "Ethniki Ypiresia Pliroforion", "EYP") is the national intelligence agency of Greece.
Relevant evidence: No