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 tennis player playing on a tennis court'. Count the number of consonants in the given sentence.
[EX A]: 21

[EX Q]: Sentence: 'a baseball game in action with the pitcher throwing the ball'. Count the number of vowels in the given sentence.
[EX A]: 18

[EX Q]: Sentence: 'a blue and red airplane is flying in the sky'. Count the number of vowels in the given sentence.
[EX A]:
13