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: Where were the bees, and butterflies, and all the hungry little insects ?

SOLUTION: Plural

PROBLEM: " Not a bad haul for your fifth birthday, binoculars and a football, " she said, taking a bite of cake.

SOLUTION: Singular

PROBLEM: A dark staircase led down.

SOLUTION:
Singular