instruction:
In this task, you need to count the occurrences of the given word in the given sentence.
question:
Sentence: 'a skate park with a young man on a skate board going down a concrete beam'. Count the occurrences of the word 'a' in the given sentence.
answer:
4


question:
Sentence: 'a man is surfing in a river while another person watches'. Count the occurrences of the word 'a' in the given sentence.
answer:
2


question:
Sentence: 'a horse drawn carriage coming down a city street'. Count the occurrences of the word 'coming' in the given sentence.
answer:

1