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: Framed photographs of trees on the walls, all matching black frames with no frills.

SOLUTION: Plural

PROBLEM: Simon loosened the reins he had looped around the hitching post.

SOLUTION: Plural

PROBLEM: Now they would exact their revenge.

SOLUTION:
Singular