Yes, I knew someone like the author’s grandmother. It was my own grandmother who passed away recently. The intense sense of loss is very heart-wrenching as I spent almost fifteen years of my life with her.
Or
No, I have never known someone the way the author knew his grandmother. Thus, I have never felt the sense of grief presented in the story.
(A model answer has been provided for students' reference. It is strongly recommended that students prepare the answer on their own.)