Assertion: trawl | /r/CapableOf | keep the trawl
Facets:
value: sideways
type: MANNER
Source sentences:
text: With otter trawls the opening is maintained by so-called otter boards (trawl doors) in front of the trawl which keep the trawl open sideways while the vertical opening is maintained by weights on the lower part (ground-rope) and floats on the upper part (headline).