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

Sentence: 'a woman poses with a large teddy bear'. How many words contain the letter 'u' in the sentence.
0

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

Sentence: 'a white house with a traffic light that is red outside'. How many words contain the letter 'o' in the sentence.

2