In this task, you need to count the occurrences of the given word in the given sentence.

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

A: 2
****
Q: Sentence: 'a truck and a part of a disabled plane'. Count the occurrences of the word 'a' in the given sentence.

A: 3
****
Q: Sentence: 'a little girl posing for a photo with a dog'. Count the occurrences of the word 'a' in the given sentence.

A:
3
****
