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: The greatest knight does not quest for riches or honor or fame or glory.

SOLUTION: Singular

PROBLEM: Again, congratulations passed back and forth until a happy silence fell back on the room.

SOLUTION: Plural

PROBLEM: The Huey's chief pilot flew right seat, and not left like all other aircraft.

SOLUTION:
Singular