Question:
Based on the premise "Does it matter that the cost of processing their mail went way up and the cost of processing First-Class mail declined?", can we conclude that "Did it make a difference that First Class is cheaper than their mail processing now?"?
****
Answer:
it is not possible to tell

Question:
Based on the premise "public hangings and yeah", can we conclude that "hanging people in public is cruel"?
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Answer:
it is not possible to tell

Question:
Based on the premise "Political power thus returned to Edinburgh after nearly 300 years.", can we conclude that "After nearly 300 years, political power returned to Edinburgh. "?
****
Answer:
yes