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: 'people in a field are looking up at a kite'. How many words start with the letter 'u' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a person leans back while holding onto a flying object'. How many words start with the letter 'a' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'decorative objects on a counter in front of a framed picture'. How many words start with the letter 'o' in the sentence.
[EX A]:
3