In this task, you need to count the occurrences of the given word in the given sentence.
--------
Question: Sentence: 'there are some chairs under an umbrella at the beach'. Count the occurrences of the word 'at' in the given sentence.

Answer: 1


Question: Sentence: 'a bedroom with a bed next to a closet'. Count the occurrences of the word 'a' in the given sentence.

Answer: 3


Question: Sentence: 'a brown dog is lying on a brown chair'. Count the occurrences of the word 'lying' in the given sentence.

Answer:
1