Re-phrase the following sentence in a shorter form.
The train is expected to arrive at the station at 4 o'clock in the afternoon.
The train arrives at 4 pm.
Complete the following task based on the instruction and optional input provided.### Instruction:
Re-phrase the following sentence in a shorter form.

### Input:
The train is expected to arrive at the station at 4 o'clock in the afternoon.

### Output:
The train arrives at 4 pm.