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: 'this is a man using his phone and walking'. Count the number of consonants in the given sentence.
Example Output: 21

Example Input: Sentence: 'a plate topped with an apple and an orange next to a book'. Count the number of consonants in the given sentence.
Example Output: 26

Example Input: Sentence: 'a woman in pink coat and sunglasses talking on a phone'. Count the number of consonants in the given sentence.
Example Output:
27