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

[EX Q]: Sentence: 'a box filled with fresh fruit and vegetables'. How many words contain the letter 'w' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'two animals are walking along in a field'. How many words contain the letter 'y' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a person skiing down a snow covered slope'. How many words contain the letter 'g' in the sentence.
[EX A]:
1