Assertion: diver's face | /r/CapableOf | pop up outside one of the chamber’s portholes
Facets:
value: suddenly
type: MANNER
Source sentences:
text: Sometimes, despite dynamic positioning systems that compensate for wind and swells, bad weather suspends work, and the vessel might even return to port without the divers knowing—until a strange face suddenly pops up outside one of the chamber’s portholes.