I would like to say Tolly was working for evil, my grandfather for good, but I don't know if it's that simple.
I am positive that my grandfather worked for evil and that Tolly didn't work at all.
mnli hypothesis: I am positive that my grandfather worked for evil and that Tolly didn't work at all. premise: I would like to say Tolly was working for evil, my grandfather for good, but I don't know if it's that simple.