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

[EX Q]: Sentence: 'a giraffe that is eating some leaves from a tree'. How many words contain the letter 'g' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'two giraffes with their heads in the tree'. How many words contain the letter 'o' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'many bird cages are stacked inside a shop'. How many words contain the letter 'y' in the sentence.
[EX A]:
1