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

[EX Q]: Sentence: 'a blue motorcycle parked next to a tree in a forest'. How many words contain the letter 'm' in the sentence.
[EX A]: 1

[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: 'upstairs looking down at a living room dining room combined'. How many words contain the letter 't' in the sentence.
[EX A]:
2