In this task, you need to count the number of words in a sentence that end with the given letter. Answer with numbers and not words.

Ex Input:
Sentence: 'a man and woman are featured on a card'. How many words end with the letter 'd' in the sentence.

Ex Output:
3


Ex Input:
Sentence: 'red train on tracks near tall trees at station'. How many words end with the letter 's' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a man eating a doughnut while wearing a krispy kreme hat'. How many words end with the letter 'a' in the sentence.

Ex Output:

3