Question:
Based on the premise "you know but i've seen one of those and it's not that great i mean because they really", can we conclude that "I have not seen it so I do not know how it is. "?
****
Answer:
no

Question:
Based on the premise "oh yeah sure and in addition to that we have the cost because you have to pay something", can we conclude that "We have to pay something."?
****
Answer:
yes

Question:
Based on the premise "When Alexander went on to conquer lands as far to the east as India, the Aegean became a crossroads for the long trading routes.", can we conclude that "The Aegean served as an obstacle in several trading routes."?
****
Answer:
no