Question:
Based on the premise "In the opinion of many, Cuba is an isolated socialist dinosaur.", can we conclude that "Cuba is thought to be an isolated socialist dinosaur by many."?
****
Answer:
yes

Question:
Based on the premise "Jon, Susan, and Adrin walked into the town thoroughfare.", can we conclude that "The three avoided the town thoroughfare and continued on without entering. "?
****
Answer:
no

Question:
Based on the premise "She was half-way across St. James's Park, when a man's voice behind her made her start.", can we conclude that "She didn't encounter the man in St. James' Park that day."?
****
Answer:
no