Question: Between Sofia Kovalevskaya and Maxim Kontsevich, who held a faculty position at more universities?
Sentence (from "Sofia Kovalevskaya"): Sofia Vasilyevna Kovalevskaya (Russian: Со́фья Васи́льевна Ковале́вская ), born Sofia Vasilyevna Korvin-Krukovskaya (1850–1891), was a Russian mathematician who made noteworthy contributions to analysis, partial differential equations and mechanics.
Relevant evidence: No