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 mirror is on a pole by a light'. Count the number of vowels in the given sentence.
answer:
10


question:
Sentence: 'a baby boy with a banana in his mouth'. Count the number of vowels in the given sentence.
answer:
12


question:
Sentence: 'a group of waiters standing in a line'. Count the number of vowels in the given sentence.
answer:

13