Question:
Based on the premise "By the time he learned to use it, night had fallen, and he was too tired to try anything more.", can we conclude that "Night had fallen by the time he figured out the torch, and was too tired to try anything else."?
****
Answer:
it is not possible to tell

Question:
Based on the premise "Statutory COOs would differ from-but hopefully complement-the roles often assumed by the current Deputy Secretaries in assisting the Secretaries in executing the administration's policy and program agenda and achieving an agency's mission.", can we conclude that "The other roles that the COOs fulfil is diver and skier."?
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Answer:
it is not possible to tell

Question:
Based on the premise "Anse sat crosslegged beside him, the bruise now a black shadow on his jaw.", can we conclude that "The bruise on his jaw appeared as a black shadow. "?
****
Answer:
yes