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 dog lying down with a blanket on top of it'. How many words contain the letter 'o' in the sentence.

Answer: 5


Question: Sentence: 'a boy tucks his knees to complete a jump on his skate board'. How many words contain the letter 'f' in the sentence.

Answer: 0


Question: Sentence: 'baseball players playing baseball on a baseball field'. How many words contain the letter 'h' in the sentence.

Answer:
0