TASK DEFINITION: In this task, you need to count the occurrences of the given word in the given sentence.
PROBLEM: Sentence: 'some brown white black horses dirt a rock and a goat'. Count the occurrences of the word 'a' in the given sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a batter waits for the next pitch during a baseball game'. Count the occurrences of the word 'a' in the given sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a person is watering down the street with a hose'. Count the occurrences of the word 'a' in the given sentence.

SOLUTION:
2