The same table, pre-filtered to show only alleles with a GFP tag. This pre-filtered term shows up in a blue oval with white text in the 'Tagged with' filter box (boxed in pink). The second filter term 'FLAG' has also been entered.

To use, enter the first term (such as GFP), hit the icon, then enter the second term (such as FLAG).
You may have noticed this feature in the #GeneToolKit

Gene Toolkit FlyBase: a database for drosophila genetics and molecular biology

Please check out this Commentary about the #GeneToolKit flybase.org/commentaries...
#FlyBaseSkeetorial