Question: What was the nickname of the football team in which Ridha Rouatbi played for in the 1960 Summer Olympics?
Sentence (from "Ridha Rouatbi"): Ridha Al-Rouatbi (Arabic: رضا الرواتبي‎ ‎ ) (born 7 February 1938) is a Tunisian former footballer who played as a defender for Étoile du Sahel.
Relevant evidence: No