Assertion: meter | /r/HasProperty | the length of the path
Facets:
Source sentences:
text: One meter is the length of the path traveled by light in a vacuum during a time interval of 1/299 792 458 of a second (or 3.335641 nanosecond).
text: The metre is the length of the path travelled by light in vacuum during a time interval of 1 / 299 792 458 of a second.