Assertion: square millimeter | /r/HasProperty | a unit of area
Facets:
value: in the metric system
type: LOCATION
Source sentences:
text: A square millimeter is a unit of area in the Metric System.
text: A square millimeter is a unit of area in the Metric System.
text: A square millimeter is a unit of area in the Metric System.
text: A square millimeter is a unit of area in the Metric System.