In this task, you need to count the number of words in a sentence that contain the given letter
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Question: Sentence: 'a man in a white turban drives a motorcycle along a dirty road'. How many words contain the letter 'd' in the sentence.

Answer: 3


Question: Sentence: 'chopsticks and oriental food in white dishes sit on a wooden table'. How many words contain the letter 'z' in the sentence.

Answer: 0


Question: Sentence: 'a man hitting a tennis ball with a racquet'. How many words contain the letter 's' in the sentence.

Answer:
1