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

[Q]: Sentence: 'adults with helmets sitting on tricycles made for children'. How many words contain the letter 'r' in the sentence.
[A]: 3


[Q]: Sentence: 'a giraffe grazing in pen next to a tree trunk'. How many words contain the letter 'v' in the sentence.
[A]: 0


[Q]: Sentence: 'a table that has a plate of food a bottle of wine and a container of rice'. How many words contain the letter 't' in the sentence.
[A]:
5