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

### Instruction:
What Inchicore Class has a GSWR Class smaller than 268, and a Type of 0-4-2t?

### Inputs:
table_name: table, columns: ['Year', 'Type', 'Nos.', 'GSWR Class', 'GSWR Nos.', 'GSR Class', 'Inchicore Class', 'Withdrawn']

### Response:
SELECT Inchicore Class FROM table WHERE GSWR Class < 268 AND Type = 0-4-2t