In this task, you need to count the occurrences of the given word in the given sentence.
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Question: Sentence: 'a man with a tennis racket in front of spectators'. Count the occurrences of the word 'tennis' in the given sentence.

Answer: 1

Question: Sentence: 'a man in a yellow sweater standing in the middle of a room'. Count the occurrences of the word 'a' in the given sentence.

Answer: 3

Question: Sentence: 'groups of twos and threes talking on a baseball field'. Count the occurrences of the word 'twos' in the given sentence.

Answer:
1