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 female tennis player with a bare bottom'. Count the number of consonants in the given sentence.
Example Output: 20

Example Input: Sentence: 'a little girl stands on a tennis court holding a tennis racket'. Count the number of consonants in the given sentence.
Example Output: 33

Example Input: Sentence: 'a large brown bird standing next to it's chicks'. Count the number of consonants in the given sentence.
Example Output:
27