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 swinging a racquet in front of a crowd'. Count the number of consonants in the given sentence.
Example Output: 22

Example Input: Sentence: 'a man is serving pizza to a customer'. Count the number of consonants in the given sentence.
Example Output: 17

Example Input: Sentence: 'a red train car, a black tanker care and a work vehicle lined up side by side on three train tracks'. Count the number of consonants in the given sentence.
Example Output:
48