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

Q: Sentence: 'a truck tipped over next to a guard rail'. Count the occurrences of the word 'to' in the given sentence.

A: 1
****
Q: Sentence: 'a girl standing on a sidewalk holding an umbrella'. Count the occurrences of the word 'on' in the given sentence.

A: 1
****
Q: Sentence: 'two hotdogs with relish a bowl of beans chips and a pickle on a blue plate'. Count the occurrences of the word 'a' in the given sentence.

A:
3
****