instruction:
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.
question:
The caller hung up.
answer:
Singular


question:
The concepts formed a vague semi circle around Fate, only Irony grumbled about it.
answer:
Plural


question:
Cronus was then banished to Tartarus, an abyss of darkness and endless torment, as far below Hades and Heaven is high above the Earth.
answer:

Plural