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

[EX Q]: Sentence: 'a teddy bear is strapped into a seat'. Count the occurrences of the word 'a' in the given sentence.
[EX A]: 2

[EX Q]: Sentence: 'two small white motor boats sitting still in a lake'. Count the occurrences of the word 'boats' in the given sentence.
[EX A]: 1

[EX Q]: Sentence: 'a person is standing on the concrete next to bench'. Count the occurrences of the word 'on' in the given sentence.
[EX A]:
1