The Sherlock Holmes stories are the 'prototypes' of modern detective stories.
He is the 'prototype' of a conservative businessman.
He is developing a 'prototype' for his invention.
(..) I didn't know there was gonna be a model after Ava. Yeah, why? You thought she was a one-off? No, I knew there must have been prototypes. So I... I knew she wasn't the first, but I thought maybe the last. Well, Ava doesn't exist in isolation any more than you or me. (..)2014 Ex Machina