{"scene": "An underwater-themed room enclosed by blue stone-like walls features a large circular window and three main objects resting on a sandy floor.", "landmarks": [{"id": "A", "label": "brick dome structure", "location": "lower left foreground", "appearance": "orange curved brick structure with a dark arched opening"}, {"id": "B", "label": "spiral shell on pedestal", "location": "center in front of the round window", "appearance": "large white and pearlescent spiral shell resting atop a rectangular greenish pedestal"}, {"id": "C", "label": "bell on small stand", "location": "lower right", "appearance": "red bell shape with a top loop sitting on a small white pedestal stand"}], "warnings": []}