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.

Example Input: Sentence: 'a bedroom with a large messy bed and a desk by a window'. How many words end with the letter 'h' in the sentence.
Example Output: 1

Example Input: Sentence: 'a couple of giraffe standing next to a forest'. How many words end with the letter 'g' in the sentence.
Example Output: 1

Example Input: Sentence: 'that concrete is going to be hard on his body if he misses this skateboard trick'. How many words end with the letter 's' in the sentence.
Example Output:
4