Use "somnambulist" in a sentence

1. It appears that a somnambulist is shuffling down Hoodwink Street, or does it? A feminine figure staggers in and out of streetlight auras

2. In the sea! His aspect was that of a somnambulist

3. Rosamond, still with the air of a somnambulist, and went away

4. It was Napoleon, the immense somnambulist of this dream which had crumbled, essaying once more to advance