Question:
Based on the premise "you know bottle covers and", can we conclude that "You know the caps that seal bottles."?
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Answer:
it is not possible to tell

Question:
Based on the premise "I learnt afterwards that they nearly did away with me then and there there was never much chance of their 'letting me go' but the first man, who was the boss, preferred to keep me alive on the chance of my having hidden them, and being able to tell where if I recovered my memory.", can we conclude that "The boss thought that I might be useful if my memory came back."?
****
Answer:
yes

Question:
Based on the premise "music to listen to but and i back a long time ago when the rap music first came out it was kind of a novelty and i listened to some of it but i you know now that there's just a million rap groups and", can we conclude that "Rap was kind of a novelty when it first came out; not anymore. "?
****
Answer:
yes