TASK DEFINITION: In this task, you need to count the occurrences of the given word in the given sentence.
PROBLEM: Sentence: 'a tall plant protrudes from a glass vase'. Count the occurrences of the word 'a' in the given sentence.

SOLUTION: 2

PROBLEM: Sentence: 'two sets of washers and dryers sitting in front of a kitchen'. Count the occurrences of the word 'of' in the given sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a red dish of food on a black surface'. Count the occurrences of the word 'a' in the given sentence.

SOLUTION:
2