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 black bird sits in a flower boy'. Count the number of consonants in the given sentence.

Answer: 17


Question: Sentence: 'a cat that is sleeping on a chair'. Count the number of consonants in the given sentence.

Answer: 15


Question: Sentence: 'a man is paddling a boat over a river'. Count the number of consonants in the given sentence.

Answer:
16