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

[EX Q]: Sentence: 'a man walking across a beach carrying a surfboard'. How many words contain the letter 'i' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'three people that are looking at a monitor on the left side of the photo'. How many words contain the letter 'd' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'zebra eating from the ground near a tree'. How many words contain the letter 'k' in the sentence.
[EX A]:
0