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: 'father and son wait on their bicycle at a traffic light'. Count the number of vowels in the given sentence.
answer:
16


question:
Sentence: 'a bunch of people walking near some tall steps'. Count the number of vowels in the given sentence.
answer:
14


question:
Sentence: 'black and white image of a man walking next to a fire hydrant'. Count the number of vowels in the given sentence.
answer:

18