In this task, you need to count the number of words in a sentence that contain the given letter
--------
Question: Sentence: 'a large clock tower under a grey cloudy sky'. How many words contain the letter 'l' in the sentence.

Answer: 3


Question: Sentence: 'a dog jumping up and catching a frisbee in its mouth'. How many words contain the letter 'r' in the sentence.

Answer: 1


Question: Sentence: 'there is a baked cake next to some baby carrots'. How many words contain the letter 'd' in the sentence.

Answer:
1