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]: The timbre of the engines climbed, and the Bell accelerated to its maximum speed.
[A]: Singular


[Q]: Graphic images are easily available with a simple mouse click.
[A]: Plural


[Q]: A chuckle rumbled deep in the floorboards of the building, and Edgar's stomach twisted.
[A]:
Singular