| Answer | Crossword Clue |
|---|---|
| ELS | Some city trains |
| MONOS | Some city trains, for short |
| ELS | City trains |
| ELS | Windy City trains |
| ELS | Trains over the city |
| ELS | Trains above a city |
| CTA | Letters on Windy City trains |
| CTA | Org. that runs Windy City trains |
| ELS | Old Third Ave. trains in New York City |
