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 brown and red hen with feathers on grass'. Count the number of vowels in the given sentence.
answer:
11


question:
Sentence: 'a man with a stick herds cows down a gravel road'. Count the number of consonants in the given sentence.
answer:
25


question:
Sentence: 'a pretty young lady carrying two large donuts in a restaurant'. Count the number of vowels in the given sentence.
answer:

18