Complex sentence: Various (unspecified) miracles were claimed at the burial site of Alena's body, and one of Levold's subjects, Duke Omundus, had his sight restored by invoking Alena's prayers.
Split into simpler sentences: Various (unspecified) miracles were claimed at the burial site of Alena's body. One of Levold's subjects, Duke Omundus, had his sight restored by invoking Alena's prayers.