Assertion: hexagon's area | /r/HasProperty | open
Facets:
Source sentences:
text: The hexagon is the shape which covers and creates open area the best while minimizing boundary as (humanly) discovered in 1999 by Thomas Hales.
text: The hexagon is the shape which covers and creates open area the best while minimizing boundary as (humanly) discovered in 1999 by Thomas Hales.