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

### Instruction:
Which venue did the African Championships have after 2006 with a position of 2nd and 3000 m s'chase in notes?

### Inputs:
table_name: table, columns: ['Year', 'Competition', 'Venue', 'Position', 'Notes']

### Response:
SELECT Venue FROM table WHERE Year > 2006 AND Notes = 3000 m s'chase AND Position = 2nd AND Competition = african championships