Question: Between Sofia Kovalevskaya and Maxim Kontsevich, who held a faculty position at more universities?
Sentence (from "Maxim Kontsevich"): Maxim Lvovich Kontsevich (Russian: Макси́м Льво́вич Конце́вич ;   ; born 25 August 1964) is a Russian and French mathematician.
Relevant evidence: Yes