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

Q: Sentence: 'a clock tower next to a building in a city'. How many words contain the letter 'a' in the sentence.

A: 3
****
Q: Sentence: 'an elephant near a man sitting down'. How many words contain the letter 'y' in the sentence.

A: 0
****
Q: Sentence: 'a beach full of colorful umbrellas covering the sand'. How many words contain the letter 'm' in the sentence.

A:
1
****