Complex sentence: Evidently Antonia Mercé "La Argentina" attended the "Concurso" and watched La Macarrona as she danced; when Juana sat afterward La Argentina came and knelt down at her feet, carefully took off her dancing shoes, and then carried them away.
Split into simpler sentences: Evidently Antonia Mercé "La Argentina" attended the "Concurso" and watched La Macarrona as she danced. When Juana sat afterward La Argentina came and knelt down at her feet, carefully took off her dancing shoes, and then carried them away.