Question:
Based on the premise "Four hundred years ago these crops brought British colonists to rule the land and African slaves to work it.", can we conclude that "African slaves were working for British colonists."?
****
Answer:
yes

Question:
Based on the premise "The terrifying thing, Powell noted, is that it's the wind and the time and the tide that decide your luck.", can we conclude that "According to Powell, though time and wind play a part in your luck, they aren't that big of a deal."?
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Answer:
no

Question:
Based on the premise " "A star," she said sadly.", can we conclude that "She was sad that she couldn't ever become a star."?
****
Answer:
it is not possible to tell