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

[Q]: Sentence: 'a couple of zebras and antelopes captured on a wildlife camera'. How many words contain the letter 'm' in the sentence.
[A]: 1


[Q]: Sentence: 'dental personnel in dentist office standing in front of a computer screen'. How many words contain the letter 'w' in the sentence.
[A]: 0


[Q]: Sentence: 'a white and orange train is going down the track'. How many words contain the letter 'd' in the sentence.
[A]:
2