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

[EX Q]: Sentence: 'some girls on a soccer field playing soccer'. How many words contain the letter 'j' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a group of people on a beach beneath a cloudy sky'. How many words contain the letter 'g' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a woman standing outside a street side vegetable stand'. How many words contain the letter 'm' in the sentence.
[EX A]:
1