yes...you're starting a progress.. I will explain about it, you can decide whether it's a topic, a fact, or a question, from the meaning of its tense. A topic is a main point that is used by people to have a conversation or even a debate. A fact is a general truth and a thing that really there or happens. While a question is a frase that used by people to ask something that they don't know to somebody that know for the answer of the question... Do you understand about it now?Studies show that 99%25 of people spell Hmm with 2 M's.Are you free?
When is it's not a topic but it not a fact and a question?
I don't know what that means.
Of course I understand
he or she've explained
. Do you understand it?