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 smiling woman sits at a table with a pizza and salad'. How many words start with the letter 'a' in the sentence.
[EX A]: 5

[EX Q]: Sentence: 'two adults and a child fly a kite at the beach'. How many words start with the letter 'a' in the sentence.
[EX A]: 5

[EX Q]: Sentence: 'a person that is making something out of clay'. How many words start with the letter 's' in the sentence.
[EX A]:
1