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.

Sentence: 'a bird flying in front of a passenger jet in a blue cloud filled sky'. How many words end with the letter 'n' in the sentence.
2

Sentence: 'there is a zebra standing in the shade of a tree'. How many words end with the letter 'e' in the sentence.
4

Sentence: 'a group of all boy tennis players holding their rackets'. How many words end with the letter 's' in the sentence.

3