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 tossing a frisbee on a sandy beach'. Count the number of consonants in the given sentence.
Example Output: 20

Example Input: Sentence: 'a plate with grated coconut and decorations on the table'. Count the number of consonants in the given sentence.
Example Output: 28

Example Input: Sentence: 'a teddy bear on top of a cover'. Count the number of vowels in the given sentence.
Example Output:
10