In this task, you need to count the number of words in a sentence that contain the given letter
--------
Question: Sentence: 'a large airplane flying over a dry grass hillside'. How many words contain the letter 'e' in the sentence.

Answer: 4


Question: Sentence: 'a man holding a tennis racquet on a tennis court'. How many words contain the letter 'w' in the sentence.

Answer: 0


Question: Sentence: 'the school bus is waiting in front of the large school'. How many words contain the letter 'c' in the sentence.

Answer:
2