Work on sub-folder

I have a folder on my desktop called 'test'.
Within 'test', I have a sub-folder called 'myfolder'.
With 'myfolder', I have an excel file called 'mysheet'.
I want to make a rule which moves the excel file 'mysheet' to the trash. How can I do this? many thanks.
Within 'test', I have a sub-folder called 'myfolder'.
With 'myfolder', I have an excel file called 'mysheet'.
I want to make a rule which moves the excel file 'mysheet' to the trash. How can I do this? many thanks.