instruction:
In this task you are given a sentence. You must judge whether the object of the main clause is singular(like: apple) or plural(like: apartments). Label the instances as "Singular" or "Plural" based on your judgment.
question:
When we took out a section of the wall, it revealed a spiral staircase leading down to a cellar or dungeon. "
answer:
Singular


question:
" Digital audio recording on three separate hard discs, plus two analog tapes as backup.
answer:
Singular


question:
He looked up and down the hill ; no pedestrians and no cars.
answer:

Singular