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

Sentence: 'black and white photograph of a man using a cell phone on the street'. How many words contain the letter 'r' in the sentence.
2

Sentence: 'the teddy bears are posed to sit at the toy picnic table'. How many words contain the letter 'v' in the sentence.
0

Sentence: 'baked dish on long metal serving dish on wooden table'. How many words contain the letter 'l' in the sentence.

3