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

[Q]: Sentence: 'person standing in the grass striking a baseball with a bat'. How many words contain the letter 's' in the sentence.
[A]: 5


[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 elephant stands in the grass near a tree'. How many words contain the letter 'c' in the sentence.
[A]:
0