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.

[EX Q]: Sentence: 'a couple of hot dogs and napkins on a table'. How many words start with the letter 'h' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a woman has just hit the tennis ball with her racket'. How many words start with the letter 't' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'one person holds the back of a surfboard while another person stands on the front of it on one leg'. How many words start with the letter 't' in the sentence.
[EX A]:
2