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.

[Q]: Sentence: 'a young girl wearing a pink tie and glasses'. How many words start with the letter 'a' in the sentence.
[A]: 3


[Q]: Sentence: 'a man holding onto a kite for a woman in the yard'. How many words start with the letter 'o' in the sentence.
[A]: 1


[Q]: Sentence: 'a giraffe standing in front of a tall tree'. How many words start with the letter 't' in the sentence.
[A]:
2