On gloss:

banlulu'u in sense "Lau language"
x1 is the language with ISO 639-3 code “llu” (Lau).

On grammatical class:

ce'a
2-word letteral/shift: the word following indicates a new font (e.g. italics, manuscript).
lau
2-word letteral/shift: punctuation mark or special symbol follows.
tau
2-word letteral/shift: change case for next letteral only.
zai
2-word letteral/shift: alternate alphabet selector follows.

In definition:

cmavrlau
x1 is the selma'o "LAU".