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

[Q]: Sentence: 'a fire hydrant on a neighborhood street with trees and shrubs around it'. How many words contain the letter 'k' in the sentence.
[A]: 0


[Q]: Sentence: 'a couple is fast asleep at 3 in the morning'. How many words contain the letter 'y' in the sentence.
[A]: 0


[Q]: Sentence: 'a male snowboarder taking flight on a snowy slope'. How many words contain the letter 'm' in the sentence.
[A]:
1