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.

Sentence: 'the man is standing on a surfboard with a paddle'. How many words start with the letter 's' in the sentence.
2

Sentence: 'a guy a skateboard jumping in the air'. How many words start with the letter 'a' in the sentence.
3

Sentence: 'a man has a sheep that he is grooming'. How many words start with the letter 'a' in the sentence.

2