This follows the same syntax as a view filter query.
Order in which the formatting rules will apply on the same table. Ordinal 1 will show up above ordinal 2.
Color to highlight the cell. If you want to add your own colors you can do so within System Colours and check off highlight under usage.
Table in which to apply the conditional formatting.
Columns to apply the conditional formatting rules to. You do not need to include any row condition columns within the highlight columns.