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

[Q]: Sentence: 'a large zebra standing out in a grassy field'. How many words contain the letter 'e' in the sentence.
[A]: 3


[Q]: Sentence: 'a train on the side of a road on the edge of the water'. How many words contain the letter 'u' in the sentence.
[A]: 0


[Q]: Sentence: 'worker looks at the damaged crush car on the flatbed of his truck'. How many words contain the letter 'g' in the sentence.
[A]:
1