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 skier flying down a snow covered hill into a pool'. Count the number of consonants in the given sentence.
[EX A]: 25

[EX Q]: Sentence: 'the large cat sits on the ledge beside a window'. Count the number of vowels in the given sentence.
[EX A]: 15

[EX Q]: Sentence: 'a school bus with some buildings in the background'. Count the number of vowels in the given sentence.
[EX A]:
15