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

[Q]: Sentence: 'an acoustic guitar is shown laying on a bed'. How many words contain the letter 'l' in the sentence.
[A]: 1


[Q]: Sentence: 'an older fighter plan sitting next to a group military men'. How many words contain the letter 'y' in the sentence.
[A]: 1


[Q]: Sentence: 'a train that is pulling into the station'. How many words contain the letter 't' in the sentence.
[A]:
5