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 wooden fence sitting in a field with a cow'. How many words end with the letter 'a' in the sentence.
[EX A]: 3

[EX Q]: Sentence: 'a middle aged male with glasses taking a picture of himself with a flip phone'. How many words end with the letter 's' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a person a motorcycle riding on sand'. How many words end with the letter 'a' in the sentence.
[EX A]:
2