Question:
Based on the premise "Perhaps they saw something I don't know but suddenly Mrs. Vandemeyer said 'Now,' ", can we conclude that "None of them could have seen anything. "?
****
Answer:
no

Question:
Based on the premise "You can travel by boat into the very heart of the swamp to get a close-up look at the secretive creatures.", can we conclude that "The deep swamp is home to these elusive creatures. "?
****
Answer:
it is not possible to tell

Question:
Based on the premise "Citedwellers from northern England began to spend their free time here, walking on the fells or enjoying boat trips on the lakes.", can we conclude that "Walking and boating were the most popular activities available."?
****
Answer:
it is not possible to tell