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 man in a uniform is cutting a cake'. Count the number of consonants in the given sentence.
Example Output: 15

Example Input: Sentence: 'a ceramic figurine featuring a teddy bear playing dress-up'. Count the number of consonants in the given sentence.
Example Output: 29

Example Input: Sentence: 'a child wearing a helmet and holding a baseball bat'. Count the number of consonants in the given sentence.
Example Output:
26