Question: Did Sílvio Silas Da Silva Walenga and Panagiotis Roumeliotis have the same nationality?
Sentence (from "Panagiotis Roumeliotis"): Panagiotis" Takis" Roumeliotis( Greek: Παναγιώτη ς Ρουμελιώτης, born August 19, 1947), is a Greek economist, academic, banker and politician.
Relevant evidence: Yes