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

[EX Q]: Sentence: 'a woman riding a motorcycle down a busy city street'. How many words contain the letter 'w' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'a batter sings his bat at a baseball game'. How many words contain the letter 'h' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a group of young children outside playing soccer'. How many words contain the letter 'o' in the sentence.
[EX A]:
5