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: 'a group of people are attending a wedding'. Count the number of vowels in the given sentence.
[A]: 15


[Q]: Sentence: 'a person with a umbrella on a train track'. Count the number of vowels in the given sentence.
[A]: 13


[Q]: Sentence: 'someone riding their skate board at the skate park and is surrounded by people'. Count the number of vowels in the given sentence.
[A]:
26