"Crew-served weapon" . "require a team of individuals" . . "require a crew" . "crew-served weapon" . . "crew-served" . "heavy weapons" . "support weaponry" . "crew-served weapons" . "require a team of personnel" . . . . . "Crew-served weapon" . "\\\"gunners\\\"" . "a crew" . "gunner" . . "gunners" . "Crew-served" .