In this task, you need to count the number of vowels (letters 'a', 'e', 'i', 'o', 'u') / consonants (all letters other than vowels) in the given sentence.

Example Input: Sentence: 'a woman in a kitchen cooking something on the stove'. Count the number of consonants in the given sentence.
Example Output: 25

Example Input: Sentence: 'some people in line at a small stand'. Count the number of consonants in the given sentence.
Example Output: 17

Example Input: Sentence: 'a man flying a kite on the beach'. Count the number of vowels in the given sentence.
Example Output:
10