# Sunset Oswego - Lake Ontario

**Our first test target.** Canadian sunset over Lake Ontario.

## Source
- **File**: SunsetOswego.jpg (3.8 MB, 4928x3264)
- **Camera**: Nikon D5100
- **Date**: October 5, 2016 at 6:36 PM
- **UTC Offset**: -4
- **Location**: Oswego, NY (Lake Ontario, Canadian border)
- **GPS**: Not in EXIF (inferred from filename)
- **GPS Inferred**: 43.4553, -76.5105
- **GPS Provenance**: Approximate Oswego shoreline / city-center fallback for ephemeris only, not measured camera position

## Scene Characterisation

| Property | Value |
|----------|-------|
| Environment | Outdoor |
| Domain | SKY + SEA |
| Setting | Lakeshore |
| Time of Day | Sunset (~6:36 PM, October) |
| Season | Autumn |
| Weather | Clear |
| Mood | Warm, serene, golden |

## Key Elements
1. **Sun disk** — low on horizon, golden-orange
2. **Sun reflection** — on calm water surface
3. **Sky gradient** — orange/gold near horizon, deeper blue above
4. **Lake Ontario** — calm water, slight ripple
5. **Horizon line** — clean water/sky divide
6. **Silhouette treeline** — far shore (optional detail)

## Brain Config
```bash
python -m brain \
    --reference benchmark/references/sea/sunset-oswego/reference.jpg \
    --domain SKY \
    --llm claude-code \
    --max-iterations 20
```

## What Success Looks Like
- Sun disk visible at correct position on horizon
- Water reflects golden light from sun
- Sky gradient from warm orange to blue
- Calm water surface with subtle ripple
- Clean horizon line