Question: The producer of the single by American rappers Dr. Dre and Eminem is from where? 
Sentence (from "Alex da Kid"): He has gained recognition for producing several hit singles for a plethora of artists in various music genres, such as Dr. Dre ("I Need a Doctor"), Nicki Minaj ("Massive Attack"), B.o.B ("Airplanes" featuring Hayley Williams), Eminem ("Love the Way You Lie" featuring Rihanna), Diddy ("Coming Home" with Dirty Money featuring Skylar Grey), Imagine Dragons ("Radioactive") and Cheryl ("Under The Sun").
Relevant evidence: Yes