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.

[Q]: Sentence: 'dog with collar next to open window in front of building'. Count the number of consonants in the given sentence.
[A]: 30


[Q]: Sentence: 'a very nice looking living room with pretty furniture'. Count the number of vowels in the given sentence.
[A]: 17


[Q]: Sentence: 'a dog on top of a building yawning and an airplane above him'. Count the number of vowels in the given sentence.
[A]:
21