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

### Instruction:
How many trains arrive at 11:00?

### Inputs:
table_name: table, columns: ['Train No.', 'Train Name', 'Arrival', 'Departure', 'Days', 'Platform No.']

### Response:
SELECT COUNT Train No. FROM table WHERE Arrival = 11:00