instruction:
In this task, you need to count the occurrences of the given word in the given sentence.
question:
Sentence: 'a variety of aerial vehicles in a hangar'. Count the occurrences of the word 'a' in the given sentence.
answer:
2


question:
Sentence: 'a man on a flat truck is behind a large group of farm animals'. Count the occurrences of the word 'a' in the given sentence.
answer:
3


question:
Sentence: 'a commercial plane parked on a large airstrip'. Count the occurrences of the word 'plane' in the given sentence.
answer:

1