Complex sentence: "Poulet yassa" was featured in an episode of the children's animated television series Arthur, which explored African culture with D.W., Brain, and Brain's cousin Cheikh from Senegal.
Split into simpler sentences: Poulet yassa was featured in an episode of the children's animated television series "Arthur". In the episode, Arthur, D.W., and Brain explore African culture and Brain's cousin Cheikh from Senegal.