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 woman walking up to a double decker bus that has stopped'. How many words start with the letter 'w' in the sentence.
2

Sentence: 'a light shines on five clocks showing times in different zones'. How many words start with the letter 'f' in the sentence.
1

Sentence: 'a kite flying high over an urban area'. How many words start with the letter 'a' in the sentence.

3