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

[Q]: Sentence: 'an old airplane sitting on top of a field'. How many words contain the letter 'h' in the sentence.
[A]: 0


[Q]: Sentence: 'a young man attempting to fly a kite on a forest hillside'. How many words contain the letter 'f' in the sentence.
[A]: 2


[Q]: Sentence: 'closeup side shot of a giraffe looking over a fence'. How many words contain the letter 'f' in the sentence.
[A]:
3