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

[Q]: Sentence: 'looking out a window at a tall building with a clock on the face'. How many words contain the letter 'l' in the sentence.
[A]: 4


[Q]: Sentence: 'several men standing up in a large room holding wii controllers'. How many words contain the letter 'h' in the sentence.
[A]: 1


[Q]: Sentence: 'a group of motorcycles parked in front of a truck'. How many words contain the letter 'b' in the sentence.
[A]:
0