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 lady playing a game of tennis on a green and blue court'. How many words start with the letter 'l' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a very large pizza with pepperoni and olives and someone taking  massive slice'. How many words start with the letter 'l' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a young child is playing baseball next to a fence'. How many words start with the letter 'p' in the sentence.


Output: 1