Hi @Anonymous ,
For instance:
Filter('SP list', 'Date Column'=DateAdd(dropdown.Selected.Date,1,Years) || 'Date Column'=DateAdd(dropdown.Selected.Date,2,Years) || 'Date Column'=DateAdd(dropdown.Selected.Date,3,Years))
PS: Dropdown.Items resembles this:
Table({Holiday:"Christmas",Date:DateValue("12/12/2020")})
If this doesn't make sense, please elaborate on your scenario.
Sik