TASK DEFINITION: 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.
PROBLEM: Thoughts of Earl only brought up images of his face, spewing with rage.

SOLUTION: Plural

PROBLEM: Bit dangerous, to be seen visiting so often.

SOLUTION: Singular

PROBLEM: There was a sudden growl of pure rage and then a flash of red and blue.

SOLUTION:
Singular