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

Q: Sentence: 'five sheep out in an open field eating straw'. How many words contain the letter 'd' in the sentence.

A: 1
****
Q: Sentence: 'a large airplane flying over a dry grass hillside'. How many words contain the letter 'e' in the sentence.

A: 4
****
Q: Sentence: 'a woman in a white tennis outfit is hitting a tennis ball'. How many words contain the letter 'b' in the sentence.

A:
1
****