It's "at left".
I copy-pasted from another site, they just retyped the original OCA instructions without scanning.
Here's an example of the columns:
Post #768265
- Author
- Neglify
- Parent topic
- The Oxford Capacity Analysis Test
- Link to post in topic
- https://originaltrilogy.com/post/id/768265/action/topic#768265
- Date created
- 5-May-2015, 2:58 PM