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 Q]: Sentence: 'a very tall tower with a clock on each of its sides'. How many words end with the letter 'f' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a large plane that is behind another plane on a run way area'. How many words end with the letter 'y' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'styrofoam containing a diamond ring and yellow strips at bottom'. How many words end with the letter 's' in the sentence.
[EX A]:
1