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

[EX Q]: Sentence: 'a jet airliner carrying a small shuttle above it'. How many words contain the letter 'r' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'the noodle salad has many spices in it'. How many words contain the letter 'v' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'an airport with lots of jetliners parked on top of its tarmacs'. How many words contain the letter 'h' in the sentence.
[EX A]:
1