instruction:
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.
question:
Sentence: 'a boy swinging his bat towards a baseball'. Count the number of vowels in the given sentence.
answer:
12


question:
Sentence: 'a teddy bear that is sitting on a tree branch'. Count the number of consonants in the given sentence.
answer:
23


question:
Sentence: 'a crowd of people riding a boat through the ocean'. Count the number of vowels in the given sentence.
answer:

17