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 rows of houses like headstones in a cemetery.
[A]: Plural


[Q]: Still, there was a certain subtlety of expression that Earth models lacked'.
[A]: Singular


[Q]: In between them there was soil and stones of different sizes.
[A]:
Singular


