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 cat is laying on a keyboard in front of double monitors'. How many words start with the letter 'm' in the sentence.
[A]: 1


[Q]: Sentence: 'a man standing next to a car talking on the phone'. How many words start with the letter 't' in the sentence.
[A]: 3


[Q]: Sentence: 'a child leans into the camera brushing their teeth'. How many words start with the letter 't' in the sentence.
[A]:
3