Question:
Based on the premise "Why approach a newcomer?", can we conclude that "There is no reason to approach a newcomer."?
****
Answer:
no

Question:
Based on the premise "Many carvings of Hatshepsut at the temple have been defaced.", can we conclude that "There are no carvings in any of the temples."?
****
Answer:
no

Question:
Based on the premise "Therefore, you're the real jewel thief!", can we conclude that "I have concluded that you did not take the jewel."?
****
Answer:
no