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: 'black and white photo of old man riding a motorcycle'. How many words contain the letter 'n' in the sentence.

Answer: 3

Question: Sentence: 'people are parked along side the road by pay here signs'. How many words contain the letter 'a' in the sentence.

Answer: 5

Question: Sentence: 'a pidgin perched on the arm of a park bench'. How many words contain the letter 'u' in the sentence.

Answer:
0