In this task, you need to count the number of words in a sentence that contain the given letter
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Question: Sentence: 'a mother zebra standing next to a baby zebra'. How many words contain the letter 'e' in the sentence.

Answer: 4


Question: Sentence: 'two cats stand beside a pink door and potted plants'. How many words contain the letter 'z' in the sentence.

Answer: 0


Question: Sentence: 'the white tub is seen through the reflection of a mirror'. How many words contain the letter 'a' in the sentence.

Answer:
1