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]: I could make out a delicate tracery in red and gold, individual tongues of flame outlined in jagged black.
[A]: Plural

[Q]: A stab of envy hit my stomach.
[A]:
Singular