instruction:
In this task, you need to count the occurrences of the given word in the given sentence.
question:
Sentence: 'a man puts his head on his cat sitting on a suitcase'. Count the occurrences of the word 'a' in the given sentence.
answer:
2


question:
Sentence: 'a kitchen with a double sink and a window'. Count the occurrences of the word 'a' in the given sentence.
answer:
3


question:
Sentence: 'piece of chocolate cake on a plate with fork and napkin'. Count the occurrences of the word 'plate' in the given sentence.
answer:

1