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

A: 19
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Q: Sentence: 'a large jetliner flying through a sky filled with clouds'. Count the number of vowels in the given sentence.

A: 15
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Q: Sentence: 'construction workers and business people discuss a sign'. Count the number of vowels in the given sentence.

A:
17
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