| 1 | The trolly has been hooked onto the engine. | |
| 2 | A locomotive pounded down the railway track. | |
| 3 | At the conductor's whistle the engine-driver starts his locomotive-engine. | |
| 4 | There was a puff of steam from the engine before it stopped. | |
| 5 | The carriages of the toy train lock onto the toy train with a special hook. |