
and then you subtract 10
from the stock COLUMN.
Breaking Bad Season 5, Episode 13

You mark "10" under this COLUMN
Breaking Bad Season 5, Episode 13

wrote a COLUMN suggesting
Breaking Bad Season 5, Episode 15

...and if you order the dish in COLUMN A,
you can't order the dish in COLUMN B.
The Big Bang Theory Season 4, Episode 20

and you mark it
under the appropriate COLUMN.
Breaking Bad Season 5, Episode 13