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.
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Question: Sentence: 'a man about to take a swing at a tennis ball'. Count the number of vowels in the given sentence.

Answer: 15


Question: Sentence: 'a smiling young man sits in a chair with ties on his shoulder'. Count the number of vowels in the given sentence.

Answer: 19


Question: Sentence: 'an outdoor bench sits empty and covered in water'. Count the number of vowels in the given sentence.

Answer:
15