The label indicates the audio track is in Spanish (specifically the dialect standard in Spain/Castile).
Epic. El mundo secreto (BR3D + BR) : Chris Wedge - Amazon.com.be Epic-El mundo secreto-3D-SBS--Castellano--inaki-
Castellano (Spanish from Spain). This release features the European Spanish dub. The label indicates the audio track is in
El Significado de la Etiqueta: AnatomÃa de un Archivo de Culto This release features the European Spanish dub
It looks like you're asking for a for a specific 3D film: "Epic - El mundo secreto" (English title: Epic ) in 3D SBS (Side-by-Side) format, dubbed in Castellano (Spanish) , possibly related to a user named "inaki" (a common uploader name on private trackers or file-sharing forums).
The term refers to a method of packing stereoscopic information into a single, standard widescreen video frame.
💬 Comentarios: Perfecta para disfrutar en familia. El 3D es muy bueno, con profundidad y algunos efectos pop-out. Gracias a inaki por el aporte.