you need the statement from Social Security that shows what was paid and what was withheld. Te rental income you show on sch E.

Don't forget depreciation & F 4562.

I would start with SS Benefits and Rental and Royalty Income (Schedule E). The Schedule E, generally entails doing Depreciation.

You may also want to look into QBI.

Be sure you get out your best tax manual to help you out.

You are working on the 1040. You will see she got a 1099-SSA from Social Security. You don't issue these. You enter the info from these.