Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What date did the T328 that entered service on 18 June 1956 re-enter service?

### Inputs:
table_name: table, columns: ['Locomotive', 'Pre-conversion', 'Entered service (T)', 'Re-entered service (P)', 'Owner']

### Response:
SELECT Re-entered service (P) FROM table WHERE Entered service (T) = 18 june 1956 AND Pre-conversion = t328