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

[EX Q]: Sentence: 'a silver television a black couch a table and some ceiling fans'. How many words contain the letter 's' in the sentence.
[EX A]: 4

[EX Q]: Sentence: 'the street corner is flooded deep with water'. How many words contain the letter 'f' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a train sits at a train station parked on tracks'. How many words contain the letter 'c' in the sentence.
[EX A]:
1