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: 'person standing in the grass striking a baseball with a bat'. How many words contain the letter 's' in the sentence.

Answer: 5


Question: Sentence: 'a pizza pie is on a wooden serving tray'. How many words contain the letter 's' in the sentence.

Answer: 2


Question: Sentence: 'a young man wearing snow clothing outstretching his arms'. How many words contain the letter 'p' in the sentence.

Answer:
0