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

[EX Q]: Sentence: 'a person is riding a bicycle on the street'. How many words contain the letter 'b' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a very cute white dog standing by a table with food'. How many words contain the letter 'o' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'a woman is holding a black sleeping cat and a laptop'. How many words contain the letter 'm' in the sentence.
[EX A]:
1