Assertion: vowel | /r/CapableOf | form equidistant steps
Facets:
value: between cardinal vowels
type: LOCATION
value: auditorily
type: MANNER
Source sentences:
text: Cardinal vowels two, three, and four are a series of front vowels that form auditorily equidistant steps between cardinal vowels one and five; and cardinal vowels six, seven, and eight are a series of back vowels with the same sized auditory steps as in the front vowel series.