Definition: A person whose job is to extinguish fires.
Closed "4" handshape, palm orientation facing out, two movements on the forehead.
Gloss: IX-plural(LOC1) VISIT(LOC2) FIREFIGHTERS.
English equivalent: *They are visiting* firefighters.
Gloss: THEY(LOC1) FIREFIGHTERS VISIT(LOC2).
English equivalent: They are *visiting firefighters*.
The difference between firefighters who are visiting and visiting firefighters are stressed in English sentences. In ASL, the structure is identified in spatial agreement of the verb.