Question:
So much for your theory.

Does it follow that "Your theory is definitely successful."?
Answer:
no

Question:
Around 1200 b.c., Dorian invaders from the Balkans drove south through the Greek mainland, the Aegean islands, and across to Crete.

Does it follow that "The Dorian invaders were stopped in the Balkans and proceeded no farther."?
Answer:
no

Question:
i'm not sure i have

Does it follow that "I will need to check to see if I possess."?
Answer:
it is not possible to tell

Question:
On the sex front, nonpresidential illicit encounters are all the tabs can muster this month.

Does it follow that "Tabloid newspapers tend to publish lots of sex stories about infidelity."?
Answer:
yes