TASK DEFINITION: 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.
PROBLEM: And he had seen the hilt of it protruding from Valentine's shoulder sheath, but he'd never really examined it up close.

SOLUTION: Singular

PROBLEM: As soon as I give you the signal, we need the raids for all of the targets to be synchronised.

SOLUTION: Plural

PROBLEM: Books of every description filled the floor-to-ceiling shelves that flanked the fireplace, and an imported tapestry cloaked the opposite wall with its splendor.

SOLUTION:
Plural