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: 'there is a cow that is drinking water from a hose'. Count the number of consonants in the given sentence.
Example Output: 24

Example Input: Sentence: 'pedestrians stand on the street between buildings in the city'. Count the number of consonants in the given sentence.
Example Output: 34

Example Input: Sentence: 'a view of living room with brown sofas, with the kitchen in the background'. Count the number of vowels in the given sentence.
Example Output:
21