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

[Q]: Sentence: 'chopsticks and oriental food in white dishes sit on a wooden table'. How many words contain the letter 'z' in the sentence.
[A]: 0


[Q]: Sentence: 'a skier posing for a photo in front of a slope'. How many words contain the letter 'a' in the sentence.
[A]: 3


[Q]: Sentence: 'there is a man laying on a bed and smiling'. How many words contain the letter 'g' in the sentence.
[A]:
2