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 group of people are standing outside while one holds an open umbrella'. How many words end with the letter 'n' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a plate of food with broccoli meat and white rice with a sauce over it'. How many words end with the letter 'e' in the sentence.

Ex Output:
4


Ex Input:
Sentence: 'a train on the tracks under a bridge'. How many words end with the letter 'e' in the sentence.

Ex Output:

2