In this task, you need to count the number of words in a sentence that contain the given letter

[EX Q]: Sentence: 'a man and a woman stand under an umbrella'. How many words contain the letter 's' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a large airplane flying over a dry grass hillside'. How many words contain the letter 'e' in the sentence.
[EX A]: 4

[EX Q]: Sentence: 'young child sitting in bed smiling at camera'. How many words contain the letter 'h' in the sentence.
[EX A]:
1