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:
Those concepts that knew nothing of Fate's error had expected something more physically daunting than the duo that faced them.
answer:
Plural


question:
Doors littered the floor, shattered glass cracked and splintered beneath their feet.
answer:
Plural


question:
Things were clearer than they had been since she arrived on the alien world, clearer than they had in months.
answer:

Plural