In this task you are given a sentence. You must judge whether subject of the main clause is singular or plural. Label the instances as "Singular" or "Plural" based on your judgment.

Q: Those deaths marked the final dark act to seal this tomb.

A: Plural
****
Q: The blond captain backed up and took Anna's hand, and he pulled her down the corridor to the left.

A: Singular
****
Q: A soft sob escaped her ; she pressed her fist to her mouth, biting down to stop the scream that wanted to rip from her.

A:
Singular
****