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

[Q]: Sentence: 'a view of a sandwich with a side salad'. Count the occurrences of the word 'a' in the given sentence.
[A]: 3


[Q]: Sentence: 'a pizza is on a cooling rack on a counter'. Count the occurrences of the word 'on' in the given sentence.
[A]: 2


[Q]: Sentence: 'baseball players in a dugout watch as a man holds a baseball bat over the home plate of a baseball diamond'. Count the occurrences of the word 'a' in the given sentence.
[A]:
4