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 chef has been preparing it all evening and it's quite extraordinary.
answer:
Singular


question:
There were clothing stores, toy stores, and stores selling every possible' Collectible' you could want.
answer:
Plural


question:
The initial goal was to force any invading force into the river canyon.
answer:

Singular