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: My inquiries took me to Los Angeles where I ran into a stonewall put up by Lorraine's psychiatrist.

SOLUTION: Plural

PROBLEM: The ladies were sitting there watching Chet and Mark tie the lines.

SOLUTION: Plural

PROBLEM: That doesn ´ t make any sense.

SOLUTION:
Singular