# trainNumber

The unique identifier for the train.

## Expected Types

| Type | Description |
|------|-------------|
| [Text](https://schema.org.ai/Text) | Data type: Text. |

## Used on Types

| Type | Description |
|------|-------------|
| [TrainTrip](https://schema.org.ai/TrainTrip) | A trip on a commercial train line. |

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Quoted from Schema.org 30.1, https://schema.org/trainNumber, under CC BY-SA 3.0. Served by the Org.AI Foundation at https://schema.org.ai/trainNumber.