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 yellow fire hydrant is placed in the grass'. How many words start with the letter 'i' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'man with a thought bubble coming from his head'. How many words start with the letter 'h' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'black and white cat perched beside a black and white picture'. How many words start with the letter 'a' in the sentence.
[EX A]:
3