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: 'a bath tub sink and window located in a bathroom'. How many words start with the letter 'a' in the sentence.
3

Sentence: 'a close up of three older men standing near one another'. How many words start with the letter 'a' in the sentence.
2

Sentence: 'a dog licking a cat on top of a womans lap'. How many words start with the letter 'w' in the sentence.

1