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

[EX Q]: Sentence: 'two giraffes standing facing each other in an animal park'. Count the occurrences of the word 'park' in the given sentence.
[EX A]: 1

[EX Q]: Sentence: 'a man wearing jeans and a tshirt with a cell phone on his belt'. Count the occurrences of the word 'belt' in the given sentence.
[EX A]: 1

[EX Q]: Sentence: 'a man on a court with a tennis racket'. Count the occurrences of the word 'a' in the given sentence.
[EX A]:
3