Question:
Based on the premise "To address these risks, many of which did not exist prior to extensive use of networks, electronic mail, and the Internet, the organizations had begun placing", can we conclude that "Many risks didn't exist before networks were used a lot."?
****
Answer:
yes

Question:
Based on the premise "This appalled Wordsworth, who said that the Lake District should be viewed as a sort of national property, in which every man has a right and interest who has an eye to perceive and a heart to enjoy. ", can we conclude that "Wordsworth said the Lake District was the greatest district in all the kingdom and was to be enjoyed by all."?
****
Answer:
it is not possible to tell

Question:
Based on the premise "Two more tried unsuccessfully to hold it.", can we conclude that "Two more were unsuccessful in trying to hold it."?
****
Answer:
yes