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 traffic signs are pictured in front of a sky background'. Count the number of vowels in the given sentence.
answer:
16


question:
Sentence: 'some people in line at a small stand'. Count the number of consonants in the given sentence.
answer:
17


question:
Sentence: 'a airplane that is flying above a runway'. Count the number of vowels in the given sentence.
answer:

14