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

[Q]: Sentence: 'the two ladies was sitting  on the sofa'. How many words contain the letter 'l' in the sentence.
[A]: 1


[Q]: Sentence: 'a little girl sitting on the floor reading a book'. How many words contain the letter 'n' in the sentence.
[A]: 3


[Q]: Sentence: 'a clock on a pole on a city street'. How many words contain the letter 't' in the sentence.
[A]:
2