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.

Input: Consider Input: Sentence: 'a man standing outdoors next to a dirt bike and atv'. How many words start with the letter 't' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'decorative objects on a counter in front of a framed picture'. How many words start with the letter 'o' in the sentence.

Output: 3


Input: Consider Input: Sentence: 'a couple of park benches under the shade of a large tree'. How many words start with the letter 'u' in the sentence.


Output: 1