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: 'this is a man using his phone and walking'. Count the number of consonants in the given sentence.

A: 21
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Q: Sentence: 'two suitcases are stacked on each other and one is black while the other is brown and yellow'. Count the number of consonants in the given sentence.

A: 46
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Q: Sentence: 'an old airplane flying low over some structures'. Count the number of vowels in the given sentence.

A:
15
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