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: 'street signs for the intersection of library way and fifth avenue'. How many words start with the letter 'o' in the sentence.
1

Sentence: 'a husky is sleeping while wearing a green bandana'. How many words start with the letter 's' in the sentence.
1

Sentence: 'the girl is sitting on the bench looking up'. How many words start with the letter 't' in the sentence.

2