: This is "Fullmetal" spelled backward. It likely refers to Fullmetal Alchemist (often abbreviated as FMA), a popular anime series. Using reversed names is a common technique used by file-sharing sites to avoid automated copyright takedowns. 01 : Represents the episode number (Episode 1).
: A darker, character-driven adaptation that diverges significantly from the original manga's plot halfway through. gatecima-com-latemlluf-01-bd-1080p-mkv
: Refers to the display resolution (1920x1080 pixels), which is standard high definition (Full HD). : This is "Fullmetal" spelled backward