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: 'the woman is standing in the rain with her umbrella'. How many words start with the letter 't' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'people all eating together and pretending to like each other'. How many words start with the letter 'p' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a man wearing a stripe tie and a gray suit'. How many words start with the letter 's' in the sentence.


Output: 2