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

A: 17
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Q: Sentence: 'two balls of yard and needles on a table'. Count the number of vowels in the given sentence.

A: 12
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Q: Sentence: 'a view of living room with brown sofas, with the kitchen in the background'. Count the number of vowels in the given sentence.

A:
21
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