In this task, you need to count the number of words in a sentence that start with the given letter. Answer with numbers and not words.

Example Input: Sentence: 'the large horse is getting his hooves shaped'. How many words start with the letter 'h' in the sentence.
Example Output: 3

Example Input: Sentence: 'a baseball player gets ready to run to first base'. How many words start with the letter 't' in the sentence.
Example Output: 2

Example Input: Sentence: 'a person is paddling on the surfboard on the beach'. How many words start with the letter 't' in the sentence.
Example Output:
2