instruction:
In this task, you need to count the occurrences of the given word in the given sentence.
question:
Sentence: 'a man with a long grey beard in a white shirt and green tie at a pub full of greenshirted patrons'. Count the occurrences of the word 'a' in the given sentence.
answer:
4


question:
Sentence: 'a group of kids swimming in ocean around a man on a surfboard'. Count the occurrences of the word 'a' in the given sentence.
answer:
3


question:
Sentence: 'a man talking on a phone while walking through a narrow passage'. Count the occurrences of the word 'passage' in the given sentence.
answer:

1