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

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

[Q]: Sentence: 'two motorcycle riders pose with motorcycles in front of a brick building'. How many words contain the letter 'c' in the sentence.
[A]: 3

[Q]: Sentence: 'an older brick structure with whitewashed doors and a clock in the apex'. How many words contain the letter 's' in the sentence.
[A]:
3