Question: Which mathematician received the Breakthrough Prize in Mathematics in 2014, Maxim Kontsevich or Mark Krein?
Sentence (from "Maxim Kontsevich"): Maxim Lvovich Kontsevich (Russian: Макси́м Льво́вич Конце́вич ;   ; born 25 August 1964) is a Russian and French mathematician.
Relevant evidence: Yes