Question: Do Igor Sitnikov and David C. Clark share the same nationality?
Sentence (from "Igor Sitnikov"): Teaming with Sergey Borisenko, Pavel Sidorov, and Andrey Kvassov in heat three, Sitnikov swam a lead- off leg and recorded a split of 52.56, but the Kazakhs settled only for last place in a final time of 3:28.90.
Relevant evidence: No