The opening of the Berlin Wall in 1989 is often remembered as a single moment. Conditions differed between checkpoints, however, and the formal reopening of the Brandenburg Gate itself came later. A celebrating crowd is not the same thing as a queue waiting to cross.
Before this candidate can become a documented queue entry, the crossing point, date, and direction of movement need to be identified. The sweeping story of a political border disappearing becomes more precise when seen through individual journeys, each taking place somewhere and at a particular time.
A celebrating crowd is not necessarily a queue awaiting inspection. At Berlin’s border crossings in November 1989, conditions and timing differed from place to place. Even a vast political boundary becomes a passage of limited width for an individual crossing it. A definitive queue account must identify the checkpoint, direction and nature of the wait using contemporary records.
The defining feature of A Wall Opens; People Cross One at a Time is the way a specific procedure turned ブランデンブルク門の越境 into ordered waiting. The line was not background scenery: it determined access, timing and the burden placed on the people involved. The revised account keeps those mechanics visible and separates the documented scene from assumptions that the source does not support.
Source check: Deutsche Kinemathek's photographic catalogue identifies the managed wait to cross at the Brandenburg Gate in 1989 and fixes the location.