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: 'a cyclist squats beside a bull on a grassy hillside'. Count the number of vowels in the given sentence.
[EX A]: 15

[EX Q]: Sentence: 'a vase with unopened flowers in ice'. Count the number of vowels in the given sentence.
[EX A]: 13

[EX Q]: Sentence: 'a big bird flies over the ocean'. Count the number of consonants in the given sentence.
[EX A]:
14