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: 'a man standing in the ocean holding a surfboard'. How many words contain the letter 'c' in the sentence.

Answer: 1


Question: Sentence: 'a chair with the arms and legs of s stuffed animal in a childs room'. How many words contain the letter 'x' in the sentence.

Answer:
0