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

Ex Input:
Sentence: 'this is a portion of a painting showing a banana and an orange'. How many words contain the letter 't' in the sentence.

Ex Output:
3

Ex Input:
Sentence: 'a keyboard on a table with a toothbrush a book some sunglasses and coffee'. How many words contain the letter 'e' in the sentence.

Ex Output:
5

Ex Input:
Sentence: 'the bedroom with two beds has a huge glass window'. How many words contain the letter 'g' in the sentence.

Ex Output:
2