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: 'two people ride atop an elephant, through a town as people watch'. Count the number of vowels in the given sentence.
answer:
21


question:
Sentence: 'several double-decker buses parked in an indoor lot'. Count the number of consonants in the given sentence.
answer:
25


question:
Sentence: 'odd looking bikes on the grass at a festival'. Count the number of consonants in the given sentence.
answer:

22