Assertion: bat | /r/CapableOf | detect 19 mm diameter spheres
Facets:
value: at 5.1 meters
type: LOCATION
value: at 4.8 mm spheres
type: OTHER
Source sentences:
text: Another study showed these bats were first able to detect 19 mm diameter spheres at 5.1 meters and 4.8 mm spheres at 2.9 meters (Altringham 1996).