Our mistress hired a room for my crippled sister Nelly , and she gave her knitting and needlework when she was able to do it, and when she was ill *she* sent her dinners and many nice comfortable things and was like a mother to her.

Are "she" and "Nelly" the same thing in the aforementioned sentence (choose from options)?

Select from:
[-] no.
[-] yes.
no