In this task, you need to count the number of words in a sentence that contain the given letter
--------
Question: Sentence: 'a teddy bear that is sitting up on the ground'. How many words contain the letter 'm' in the sentence.

Answer: 0

Question: Sentence: 'a man is sitting in a cubicle with a computer'. How many words contain the letter 'a' in the sentence.

Answer: 4

Question: Sentence: 'two stuffed animals on a table look like their making food'. How many words contain the letter 'i' in the sentence.

Answer:
4