Question:
Based on the premise "His successor, Dom Dinis (1279-1325), consolidated Portugal's borders by constructing castles along the frontier with Castile.", can we conclude that "Forty castles were built during this time period."?
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Answer:
it is not possible to tell

Question:
Based on the premise "Effective communications should occur in a broad sense with information flowing down, across, and up the organization.", can we conclude that "Communication of information within an organization should occur broadly."?
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Answer:
yes

Question:
Based on the premise "Another example is authenticity; another, realism.", can we conclude that "The best example is authenticity, but realism is another example."?
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Answer:
it is not possible to tell