: Likely the start of "Baixar" (Download) or "Baixandofacil" , a common prefix on file-hosting directories.

If you are looking for the technical "piece" of information hidden in the filename: : The show, season, and episode number. MP4 : The video file format.

: Often denotes "Legenda" (Subtitles), commonly used on Portuguese or Brazilian fansub sites.

Depending on what you need for this specific "piece," here is the relevant information: Title: " Finding Judas " Original Air Date: November 28, 2006

House treats a young girl with a complex array of symptoms while dealing with the legal pressure from Detective Tritter, which leads to his staff questioning his medical judgment. File Name Breakdown