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

Sentence: 'two children practicing for a ski race without poles'. How many words contain the letter 'e' in the sentence.
3

Sentence: 'a man sleeping on a park bench then a woman looks at another man with a newspaper over his face on another park bench'. How many words contain the letter 't' in the sentence.
5

Sentence: 'a rusty old red fire hydrant in the weeds'. How many words contain the letter 'o' in the sentence.

1