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

### Instruction:
What is the diameter for 1997 when longitude is 212.0e and latitude is 47.0n?

### Inputs:
table_name: table, columns: ['Name', 'Latitude', 'Longitude', 'Diameter (km)', 'Year named']

### Response:
SELECT MIN Diameter (km) FROM table WHERE Year named = 1997 AND Longitude = 212.0e AND Latitude = 47.0n