Question:
Doctor Edward sincerely avoided her, and even more sincerely he wished she would trip up on the loyalistic-algebraic theory of Himko-Rybson.

Does it follow that "Edward stayed away from her."?
Answer:
yes

Question:
In my old dictionary, plutonic means of Pluto, infernal.

Does it follow that "In an older dictionary that is the definition of plutonic, but things have changed."?
Answer:
it is not possible to tell

Question:
Isn't she here?

Does it follow that "Is she here?"?
Answer:
it is not possible to tell

Question:
Keep in mind the requirement that a subclass has to generate revenue to cover its costs.

Does it follow that "Subclasses are all exempt from paying off their initial costs."?
Answer:
no