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.

[Q]: Sentence: 'a zebra sharing his enclosure with a donkey'. How many words end with the letter 'a' in the sentence.
[A]: 3


[Q]: Sentence: 'zebra eating grass in a field caged in silver fence'. How many words end with the letter 'd' in the sentence.
[A]: 2


[Q]: Sentence: 'a wooden bench with an iron frame sitting on a boardwalk'. How many words end with the letter 'k' in the sentence.
[A]:
1