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: 'the zebra is walking through the tall brown grass'. How many words start with the letter 't' in the sentence.
[A]: 4


[Q]: Sentence: 'a person with blue sneakers and jeans with one foot on a skateboard and the other foot on the ground'. How many words start with the letter 'o' in the sentence.
[A]: 4


[Q]: Sentence: 'a man smoking holding a sports item in his hand'. How many words start with the letter 'h' in the sentence.
[A]:
3