Complex sentence: The coup was mainly engineered by general Carlos Ezeta, who had been a guest at Darío's wedding, which ended with the death of his wife, which lead him to remarry for a brief period, only for him to separate very shortly thereafter.
Split into simpler sentences: The coup was mainly engineered by general Carlos Ezeta, who had been a guest at Dario's wedding. Dario's marriage ended with the death of his wife, which lead him to remarry for a brief period, only for him to separate very shortly thereafter.