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

Q: Sentence: 'three people that are looking at a monitor on the left side of the photo'. How many words contain the letter 'd' in the sentence.

A: 1
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Q: Sentence: 'a large airplane flying over a dry grass hillside'. How many words contain the letter 'e' in the sentence.

A: 4
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Q: Sentence: 'a man standing in a tool shed running water from a wooden sink'. How many words contain the letter 'r' in the sentence.

A:
3
****