Assertion: coffin | /r/CapableOf | aggregate five measurements
Facets:
value: from each station
type: LOCATION
Source sentences:
text: From each station, Coffin aggregated five measurements: the mean direction of wind, its mean speed, mean rate of change over the course of the year, direction and amount of “deflecting forces” that caused such changes, and the ratio of time spent blowing in the direction of the points of the compass.