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.

[EX Q]: Sentence: 'an image of a clock that is next to a group of books'. Count the number of consonants in the given sentence.
[EX A]: 23

[EX Q]: Sentence: 'a giraffe reaches with its tongue for a hand holding food'. Count the number of consonants in the given sentence.
[EX A]: 28

[EX Q]: Sentence: 'on a rainy street at dusk, pedestrians carrying umbrellas'. Count the number of vowels in the given sentence.
[EX A]:
17